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Unverified Commit 612fa950 authored by Dimitris Papastamos's avatar Dimitris Papastamos Committed by GitHub
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Merge pull request #1539 from antonio-nino-diaz-arm/an/gic-misra 

MISRA fixes for the GIC driver
parents fe73b704 fe747d57
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Inline Side-by-side
drivers/arm/gic/common/gic_common.c
View file @ 612fa950
......@@ -18,7 +18,8 @@
*/
unsigned int gicd_read_igroupr(uintptr_t base, unsigned int id)
{
unsigned n = id >> IGROUPR_SHIFT;
unsigned int n = id >> IGROUPR_SHIFT;
return mmio_read_32(base + GICD_IGROUPR + (n << 2));
}
......@@ -28,7 +29,8 @@ unsigned int gicd_read_igroupr(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_isenabler(uintptr_t base, unsigned int id)
{
unsigned n = id >> ISENABLER_SHIFT;
unsigned int n = id >> ISENABLER_SHIFT;
return mmio_read_32(base + GICD_ISENABLER + (n << 2));
}
......@@ -38,7 +40,8 @@ unsigned int gicd_read_isenabler(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_icenabler(uintptr_t base, unsigned int id)
{
unsigned n = id >> ICENABLER_SHIFT;
unsigned int n = id >> ICENABLER_SHIFT;
return mmio_read_32(base + GICD_ICENABLER + (n << 2));
}
......@@ -48,7 +51,8 @@ unsigned int gicd_read_icenabler(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_ispendr(uintptr_t base, unsigned int id)
{
unsigned n = id >> ISPENDR_SHIFT;
unsigned int n = id >> ISPENDR_SHIFT;
return mmio_read_32(base + GICD_ISPENDR + (n << 2));
}
......@@ -58,7 +62,8 @@ unsigned int gicd_read_ispendr(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_icpendr(uintptr_t base, unsigned int id)
{
unsigned n = id >> ICPENDR_SHIFT;
unsigned int n = id >> ICPENDR_SHIFT;
return mmio_read_32(base + GICD_ICPENDR + (n << 2));
}
......@@ -68,7 +73,8 @@ unsigned int gicd_read_icpendr(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_isactiver(uintptr_t base, unsigned int id)
{
unsigned n = id >> ISACTIVER_SHIFT;
unsigned int n = id >> ISACTIVER_SHIFT;
return mmio_read_32(base + GICD_ISACTIVER + (n << 2));
}
......@@ -78,7 +84,8 @@ unsigned int gicd_read_isactiver(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_icactiver(uintptr_t base, unsigned int id)
{
unsigned n = id >> ICACTIVER_SHIFT;
unsigned int n = id >> ICACTIVER_SHIFT;
return mmio_read_32(base + GICD_ICACTIVER + (n << 2));
}
......@@ -88,7 +95,8 @@ unsigned int gicd_read_icactiver(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_ipriorityr(uintptr_t base, unsigned int id)
{
unsigned n = id >> IPRIORITYR_SHIFT;
unsigned int n = id >> IPRIORITYR_SHIFT;
return mmio_read_32(base + GICD_IPRIORITYR + (n << 2));
}
......@@ -98,7 +106,8 @@ unsigned int gicd_read_ipriorityr(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_icfgr(uintptr_t base, unsigned int id)
{
unsigned n = id >> ICFGR_SHIFT;
unsigned int n = id >> ICFGR_SHIFT;
return mmio_read_32(base + GICD_ICFGR + (n << 2));
}
......@@ -108,7 +117,8 @@ unsigned int gicd_read_icfgr(uintptr_t base, unsigned int id)
*/
unsigned int gicd_read_nsacr(uintptr_t base, unsigned int id)
{
unsigned n = id >> NSACR_SHIFT;
unsigned int n = id >> NSACR_SHIFT;
return mmio_read_32(base + GICD_NSACR + (n << 2));
}
......@@ -121,7 +131,8 @@ unsigned int gicd_read_nsacr(uintptr_t base, unsigned int id)
*/
void gicd_write_igroupr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> IGROUPR_SHIFT;
unsigned int n = id >> IGROUPR_SHIFT;
mmio_write_32(base + GICD_IGROUPR + (n << 2), val);
}
......@@ -131,7 +142,8 @@ void gicd_write_igroupr(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_isenabler(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ISENABLER_SHIFT;
unsigned int n = id >> ISENABLER_SHIFT;
mmio_write_32(base + GICD_ISENABLER + (n << 2), val);
}
......@@ -141,7 +153,8 @@ void gicd_write_isenabler(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_icenabler(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ICENABLER_SHIFT;
unsigned int n = id >> ICENABLER_SHIFT;
mmio_write_32(base + GICD_ICENABLER + (n << 2), val);
}
......@@ -151,7 +164,8 @@ void gicd_write_icenabler(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_ispendr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ISPENDR_SHIFT;
unsigned int n = id >> ISPENDR_SHIFT;
mmio_write_32(base + GICD_ISPENDR + (n << 2), val);
}
......@@ -161,7 +175,8 @@ void gicd_write_ispendr(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_icpendr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ICPENDR_SHIFT;
unsigned int n = id >> ICPENDR_SHIFT;
mmio_write_32(base + GICD_ICPENDR + (n << 2), val);
}
......@@ -171,7 +186,8 @@ void gicd_write_icpendr(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_isactiver(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ISACTIVER_SHIFT;
unsigned int n = id >> ISACTIVER_SHIFT;
mmio_write_32(base + GICD_ISACTIVER + (n << 2), val);
}
......@@ -181,7 +197,8 @@ void gicd_write_isactiver(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_icactiver(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ICACTIVER_SHIFT;
unsigned int n = id >> ICACTIVER_SHIFT;
mmio_write_32(base + GICD_ICACTIVER + (n << 2), val);
}
......@@ -191,7 +208,8 @@ void gicd_write_icactiver(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> IPRIORITYR_SHIFT;
unsigned int n = id >> IPRIORITYR_SHIFT;
mmio_write_32(base + GICD_IPRIORITYR + (n << 2), val);
}
......@@ -201,7 +219,8 @@ void gicd_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_icfgr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> ICFGR_SHIFT;
unsigned int n = id >> ICFGR_SHIFT;
mmio_write_32(base + GICD_ICFGR + (n << 2), val);
}
......@@ -211,7 +230,8 @@ void gicd_write_icfgr(uintptr_t base, unsigned int id, unsigned int val)
*/
void gicd_write_nsacr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> NSACR_SHIFT;
unsigned int n = id >> NSACR_SHIFT;
mmio_write_32(base + GICD_NSACR + (n << 2), val);
}
......@@ -223,87 +243,89 @@ void gicd_write_nsacr(uintptr_t base, unsigned int id, unsigned int val)
******************************************************************************/
unsigned int gicd_get_igroupr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igroupr(base, id);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
void gicd_set_igroupr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igroupr(base, id);
gicd_write_igroupr(base, id, reg_val | (1 << bit_num));
gicd_write_igroupr(base, id, reg_val | (1U << bit_num));
}
void gicd_clr_igroupr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igroupr(base, id);
gicd_write_igroupr(base, id, reg_val & ~(1 << bit_num));
gicd_write_igroupr(base, id, reg_val & ~(1U << bit_num));
}
void gicd_set_isenabler(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISENABLER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISENABLER_SHIFT) - 1U);
gicd_write_isenabler(base, id, (1 << bit_num));
gicd_write_isenabler(base, id, (1U << bit_num));
}
void gicd_set_icenabler(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ICENABLER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICENABLER_SHIFT) - 1U);
gicd_write_icenabler(base, id, (1 << bit_num));
gicd_write_icenabler(base, id, (1U << bit_num));
}
void gicd_set_ispendr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISPENDR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISPENDR_SHIFT) - 1U);
gicd_write_ispendr(base, id, (1 << bit_num));
gicd_write_ispendr(base, id, (1U << bit_num));
}
void gicd_set_icpendr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ICPENDR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICPENDR_SHIFT) - 1U);
gicd_write_icpendr(base, id, (1 << bit_num));
gicd_write_icpendr(base, id, (1U << bit_num));
}
unsigned int gicd_get_isactiver(uintptr_t base, unsigned int id)
{
unsigned int bit_num = id & ((1 << ISACTIVER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISACTIVER_SHIFT) - 1U);
unsigned int reg_val = gicd_read_isactiver(base, id);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
void gicd_set_isactiver(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISACTIVER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISACTIVER_SHIFT) - 1U);
gicd_write_isactiver(base, id, (1 << bit_num));
gicd_write_isactiver(base, id, (1U << bit_num));
}
void gicd_set_icactiver(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ICACTIVER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICACTIVER_SHIFT) - 1U);
gicd_write_icactiver(base, id, (1 << bit_num));
gicd_write_icactiver(base, id, (1U << bit_num));
}
void gicd_set_ipriorityr(uintptr_t base, unsigned int id, unsigned int pri)
{
mmio_write_8(base + GICD_IPRIORITYR + id, pri & GIC_PRI_MASK);
uint8_t val = pri & GIC_PRI_MASK;
mmio_write_8(base + GICD_IPRIORITYR + id, val);
}
void gicd_set_icfgr(uintptr_t base, unsigned int id, unsigned int cfg)
{
/* Interrupt configuration is a 2-bit field */
unsigned int bit_num = id & ((1 << ICFGR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICFGR_SHIFT) - 1U);
unsigned int bit_shift = bit_num << 1;
uint32_t reg_val = gicd_read_icfgr(base, id);
......
drivers/arm/gic/v2/gicv2_helpers.c
View file @ 612fa950
......@@ -94,24 +94,24 @@ void gicv2_spis_configure_defaults(uintptr_t gicd_base)
num_ints = gicd_read_typer(gicd_base);
num_ints &= TYPER_IT_LINES_NO_MASK;
num_ints = (num_ints + 1) << 5;
num_ints = (num_ints + 1U) << 5;
/*
* Treat all SPIs as G1NS by default. The number of interrupts is
* calculated as 32 * (IT_LINES + 1). We do 32 at a time.
*/
for (index = MIN_SPI_ID; index < num_ints; index += 32)
for (index = MIN_SPI_ID; index < num_ints; index += 32U)
gicd_write_igroupr(gicd_base, index, ~0U);
/* Setup the default SPI priorities doing four at a time */
for (index = MIN_SPI_ID; index < num_ints; index += 4)
for (index = MIN_SPI_ID; index < num_ints; index += 4U)
gicd_write_ipriorityr(gicd_base,
index,
GICD_IPRIORITYR_DEF_VAL);
/* Treat all SPIs as level triggered by default, 16 at a time */
for (index = MIN_SPI_ID; index < num_ints; index += 16)
gicd_write_icfgr(gicd_base, index, 0);
for (index = MIN_SPI_ID; index < num_ints; index += 16U)
gicd_write_icfgr(gicd_base, index, 0U);
}
#if !ERROR_DEPRECATED
......@@ -125,7 +125,8 @@ void gicv2_secure_spis_configure(uintptr_t gicd_base,
unsigned int index, irq_num;
/* If `num_ints` is not 0, ensure that `sec_intr_list` is not NULL */
assert(num_ints ? (uintptr_t)sec_intr_list : 1);
if (num_ints != 0U)
assert(sec_intr_list != NULL);
for (index = 0; index < num_ints; index++) {
irq_num = sec_intr_list[index];
......@@ -161,7 +162,8 @@ void gicv2_secure_spis_configure_props(uintptr_t gicd_base,
const interrupt_prop_t *prop_desc;
/* Make sure there's a valid property array */
assert(interrupt_props_num != 0 ? (uintptr_t) interrupt_props : 1);
if (interrupt_props_num != 0U)
assert(interrupt_props != NULL);
for (i = 0; i < interrupt_props_num; i++) {
prop_desc = &interrupt_props[i];
......@@ -252,20 +254,21 @@ void gicv2_secure_ppi_sgi_setup_props(uintptr_t gicd_base,
const interrupt_prop_t *prop_desc;
/* Make sure there's a valid property array */
assert(interrupt_props_num != 0 ? (uintptr_t) interrupt_props : 1);
if (interrupt_props_num != 0U)
assert(interrupt_props != NULL);
/*
* Disable all SGIs (imp. def.)/PPIs before configuring them. This is a
* more scalable approach as it avoids clearing the enable bits in the
* GICD_CTLR.
*/
gicd_write_icenabler(gicd_base, 0, ~0);
gicd_write_icenabler(gicd_base, 0U, ~0U);
/* Setup the default PPI/SGI priorities doing four at a time */
for (i = 0; i < MIN_SPI_ID; i += 4)
for (i = 0U; i < MIN_SPI_ID; i += 4U)
gicd_write_ipriorityr(gicd_base, i, GICD_IPRIORITYR_DEF_VAL);
for (i = 0; i < interrupt_props_num; i++) {
for (i = 0U; i < interrupt_props_num; i++) {
prop_desc = &interrupt_props[i];
if (prop_desc->intr_num >= MIN_SPI_ID)
......
drivers/arm/gic/v2/gicv2_main.c
View file @ 612fa950
......@@ -12,6 +12,8 @@
#include <gicv2.h>
#include <interrupt_props.h>
#include <spinlock.h>
#include <stdbool.h>
#include "../common/gic_common_private.h"
#include "gicv2_private.h"
......@@ -32,8 +34,8 @@ void gicv2_cpuif_enable(void)
{
unsigned int val;
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
/*
* Enable the Group 0 interrupts, FIQEn and disable Group 0/1
......@@ -55,8 +57,8 @@ void gicv2_cpuif_disable(void)
{
unsigned int val;
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
/* Disable secure, non-secure interrupts and disable their bypass */
val = gicc_read_ctlr(driver_data->gicc_base);
......@@ -74,8 +76,8 @@ void gicv2_pcpu_distif_init(void)
{
unsigned int ctlr;
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
#if !ERROR_DEPRECATED
if (driver_data->interrupt_props != NULL) {
......@@ -101,7 +103,7 @@ void gicv2_pcpu_distif_init(void)
/* Enable G0 interrupts if not already */
ctlr = gicd_read_ctlr(driver_data->gicd_base);
if ((ctlr & CTLR_ENABLE_G0_BIT) == 0) {
if ((ctlr & CTLR_ENABLE_G0_BIT) == 0U) {
gicd_write_ctlr(driver_data->gicd_base,
ctlr | CTLR_ENABLE_G0_BIT);
}
......@@ -116,8 +118,8 @@ void gicv2_distif_init(void)
{
unsigned int ctlr;
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
/* Disable the distributor before going further */
ctlr = gicd_read_ctlr(driver_data->gicd_base);
......@@ -162,9 +164,10 @@ void gicv2_distif_init(void)
void gicv2_driver_init(const gicv2_driver_data_t *plat_driver_data)
{
unsigned int gic_version;
assert(plat_driver_data);
assert(plat_driver_data->gicd_base);
assert(plat_driver_data->gicc_base);
assert(plat_driver_data != NULL);
assert(plat_driver_data->gicd_base != 0U);
assert(plat_driver_data->gicc_base != 0U);
#if !ERROR_DEPRECATED
if (plat_driver_data->interrupt_props == NULL) {
......@@ -212,7 +215,8 @@ void gicv2_driver_init(const gicv2_driver_data_t *plat_driver_data)
* - interrupt priority drop.
* - interrupt signal bypass.
*/
assert(gic_version == ARCH_REV_GICV2 || gic_version == ARCH_REV_GICV1);
assert((gic_version == ARCH_REV_GICV2) ||
(gic_version == ARCH_REV_GICV1));
driver_data = plat_driver_data;
......@@ -238,11 +242,11 @@ unsigned int gicv2_is_fiq_enabled(void)
{
unsigned int gicc_ctlr;
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
gicc_ctlr = gicc_read_ctlr(driver_data->gicc_base);
return (gicc_ctlr >> FIQ_EN_SHIFT) & 0x1;
return (gicc_ctlr >> FIQ_EN_SHIFT) & 0x1U;
}
/*******************************************************************************
......@@ -255,8 +259,8 @@ unsigned int gicv2_is_fiq_enabled(void)
******************************************************************************/
unsigned int gicv2_get_pending_interrupt_type(void)
{
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
return gicc_read_hppir(driver_data->gicc_base) & INT_ID_MASK;
}
......@@ -270,8 +274,8 @@ unsigned int gicv2_get_pending_interrupt_id(void)
{
unsigned int id;
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
id = gicc_read_hppir(driver_data->gicc_base) & INT_ID_MASK;
......@@ -292,8 +296,8 @@ unsigned int gicv2_get_pending_interrupt_id(void)
******************************************************************************/
unsigned int gicv2_acknowledge_interrupt(void)
{
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
return gicc_read_IAR(driver_data->gicc_base);
}
......@@ -304,8 +308,8 @@ unsigned int gicv2_acknowledge_interrupt(void)
******************************************************************************/
void gicv2_end_of_interrupt(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
gicc_write_EOIR(driver_data->gicc_base, id);
}
......@@ -318,8 +322,8 @@ void gicv2_end_of_interrupt(unsigned int id)
******************************************************************************/
unsigned int gicv2_get_interrupt_group(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
return gicd_get_igroupr(driver_data->gicd_base, id);
}
......@@ -330,8 +334,8 @@ unsigned int gicv2_get_interrupt_group(unsigned int id)
******************************************************************************/
unsigned int gicv2_get_running_priority(void)
{
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
return gicc_read_rpr(driver_data->gicc_base);
}
......@@ -344,21 +348,21 @@ unsigned int gicv2_get_running_priority(void)
******************************************************************************/
void gicv2_set_pe_target_mask(unsigned int proc_num)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data->target_masks);
assert(proc_num < GICV2_MAX_TARGET_PE);
assert(proc_num < driver_data->target_masks_num);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(driver_data->target_masks != NULL);
assert((unsigned int)proc_num < GICV2_MAX_TARGET_PE);
assert((unsigned int)proc_num < driver_data->target_masks_num);
/* Return if the target mask is already populated */
if (driver_data->target_masks[proc_num])
if (driver_data->target_masks[proc_num] != 0U)
return;
/*
* Update target register corresponding to this CPU and flush for it to
* be visible to other CPUs.
*/
if (driver_data->target_masks[proc_num] == 0) {
if (driver_data->target_masks[proc_num] == 0U) {
driver_data->target_masks[proc_num] =
gicv2_get_cpuif_id(driver_data->gicd_base);
#if !(HW_ASSISTED_COHERENCY || WARMBOOT_ENABLE_DCACHE_EARLY)
......@@ -382,8 +386,8 @@ void gicv2_set_pe_target_mask(unsigned int proc_num)
******************************************************************************/
unsigned int gicv2_get_interrupt_active(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id <= MAX_SPI_ID);
return gicd_get_isactiver(driver_data->gicd_base, id);
......@@ -394,8 +398,8 @@ unsigned int gicv2_get_interrupt_active(unsigned int id)
******************************************************************************/
void gicv2_enable_interrupt(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id <= MAX_SPI_ID);
/*
......@@ -411,8 +415,8 @@ void gicv2_enable_interrupt(unsigned int id)
******************************************************************************/
void gicv2_disable_interrupt(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id <= MAX_SPI_ID);
/*
......@@ -429,8 +433,8 @@ void gicv2_disable_interrupt(unsigned int id)
******************************************************************************/
void gicv2_set_interrupt_priority(unsigned int id, unsigned int priority)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id <= MAX_SPI_ID);
gicd_set_ipriorityr(driver_data->gicd_base, id, priority);
......@@ -442,8 +446,8 @@ void gicv2_set_interrupt_priority(unsigned int id, unsigned int priority)
******************************************************************************/
void gicv2_set_interrupt_type(unsigned int id, unsigned int type)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id <= MAX_SPI_ID);
/* Serialize read-modify-write to Distributor registers */
......@@ -456,7 +460,7 @@ void gicv2_set_interrupt_type(unsigned int id, unsigned int type)
gicd_clr_igroupr(driver_data->gicd_base, id);
break;
default:
assert(0);
assert(false);
break;
}
spin_unlock(&gic_lock);
......@@ -472,20 +476,20 @@ void gicv2_raise_sgi(int sgi_num, int proc_num)
{
unsigned int sgir_val, target;
assert(driver_data);
assert(proc_num < GICV2_MAX_TARGET_PE);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert((unsigned int)proc_num < GICV2_MAX_TARGET_PE);
assert(driver_data->gicd_base != 0U);
/*
* Target masks array must have been supplied, and the core position
* should be valid.
*/
assert(driver_data->target_masks);
assert(proc_num < driver_data->target_masks_num);
assert(driver_data->target_masks != NULL);
assert((unsigned int)proc_num < driver_data->target_masks_num);
/* Don't raise SGI if the mask hasn't been populated */
target = driver_data->target_masks[proc_num];
assert(target != 0);
assert(target != 0U);
sgir_val = GICV2_SGIR_VALUE(SGIR_TGT_SPECIFIC, target, sgi_num);
......@@ -505,20 +509,20 @@ void gicv2_raise_sgi(int sgi_num, int proc_num)
******************************************************************************/
void gicv2_set_spi_routing(unsigned int id, int proc_num)
{
int target;
unsigned int target;
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
assert(id >= MIN_SPI_ID && id <= MAX_SPI_ID);
assert((id >= MIN_SPI_ID) && (id <= MAX_SPI_ID));
/*
* Target masks array must have been supplied, and the core position
* should be valid.
*/
assert(driver_data->target_masks);
assert(proc_num < GICV2_MAX_TARGET_PE);
assert(proc_num < driver_data->target_masks_num);
assert(driver_data->target_masks != NULL);
assert((unsigned int)proc_num < GICV2_MAX_TARGET_PE);
assert((unsigned int)proc_num < driver_data->target_masks_num);
if (proc_num < 0) {
/* Target all PEs */
......@@ -526,7 +530,7 @@ void gicv2_set_spi_routing(unsigned int id, int proc_num)
} else {
/* Don't route interrupt if the mask hasn't been populated */
target = driver_data->target_masks[proc_num];
assert(target != 0);
assert(target != 0U);
}
gicd_set_itargetsr(driver_data->gicd_base, id, target);
......@@ -537,8 +541,8 @@ void gicv2_set_spi_routing(unsigned int id, int proc_num)
******************************************************************************/
void gicv2_clear_interrupt_pending(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
/* SGIs can't be cleared pending */
assert(id >= MIN_PPI_ID);
......@@ -556,8 +560,8 @@ void gicv2_clear_interrupt_pending(unsigned int id)
******************************************************************************/
void gicv2_set_interrupt_pending(unsigned int id)
{
assert(driver_data);
assert(driver_data->gicd_base);
assert(driver_data != NULL);
assert(driver_data->gicd_base != 0U);
/* SGIs can't be cleared pending */
assert(id >= MIN_PPI_ID);
......@@ -578,8 +582,8 @@ unsigned int gicv2_set_pmr(unsigned int mask)
{
unsigned int old_mask;
assert(driver_data);
assert(driver_data->gicc_base);
assert(driver_data != NULL);
assert(driver_data->gicc_base != 0U);
old_mask = gicc_read_pmr(driver_data->gicc_base);
......
drivers/arm/gic/v2/gicv2_private.h
View file @ 612fa950
......@@ -50,7 +50,9 @@ static inline unsigned int gicd_get_itargetsr(uintptr_t base, unsigned int id)
static inline void gicd_set_itargetsr(uintptr_t base, unsigned int id,
unsigned int target)
{
mmio_write_8(base + GICD_ITARGETSR + id, target & GIC_TARGET_CPU_MASK);
uint8_t val = target & GIC_TARGET_CPU_MASK;
mmio_write_8(base + GICD_ITARGETSR + id, val);
}
static inline void gicd_write_sgir(uintptr_t base, unsigned int val)
......
drivers/arm/gic/v3/gicv3_helpers.c
View file @ 612fa950
......@@ -19,7 +19,8 @@
*/
unsigned int gicd_read_igrpmodr(uintptr_t base, unsigned int id)
{
unsigned n = id >> IGRPMODR_SHIFT;
unsigned int n = id >> IGRPMODR_SHIFT;
return mmio_read_32(base + GICD_IGRPMODR + (n << 2));
}
......@@ -29,7 +30,8 @@ unsigned int gicd_read_igrpmodr(uintptr_t base, unsigned int id)
*/
void gicd_write_igrpmodr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> IGRPMODR_SHIFT;
unsigned int n = id >> IGRPMODR_SHIFT;
mmio_write_32(base + GICD_IGRPMODR + (n << 2), val);
}
......@@ -39,10 +41,10 @@ void gicd_write_igrpmodr(uintptr_t base, unsigned int id, unsigned int val)
*/
unsigned int gicd_get_igrpmodr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igrpmodr(base, id);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
/*
......@@ -51,10 +53,10 @@ unsigned int gicd_get_igrpmodr(uintptr_t base, unsigned int id)
*/
void gicd_set_igrpmodr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igrpmodr(base, id);
gicd_write_igrpmodr(base, id, reg_val | (1 << bit_num));
gicd_write_igrpmodr(base, id, reg_val | (1U << bit_num));
}
/*
......@@ -63,10 +65,10 @@ void gicd_set_igrpmodr(uintptr_t base, unsigned int id)
*/
void gicd_clr_igrpmodr(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicd_read_igrpmodr(base, id);
gicd_write_igrpmodr(base, id, reg_val & ~(1 << bit_num));
gicd_write_igrpmodr(base, id, reg_val & ~(1U << bit_num));
}
/*
......@@ -75,7 +77,8 @@ void gicd_clr_igrpmodr(uintptr_t base, unsigned int id)
*/
unsigned int gicr_read_ipriorityr(uintptr_t base, unsigned int id)
{
unsigned n = id >> IPRIORITYR_SHIFT;
unsigned int n = id >> IPRIORITYR_SHIFT;
return mmio_read_32(base + GICR_IPRIORITYR + (n << 2));
}
......@@ -85,7 +88,8 @@ unsigned int gicr_read_ipriorityr(uintptr_t base, unsigned int id)
*/
void gicr_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val)
{
unsigned n = id >> IPRIORITYR_SHIFT;
unsigned int n = id >> IPRIORITYR_SHIFT;
mmio_write_32(base + GICR_IPRIORITYR + (n << 2), val);
}
......@@ -95,10 +99,10 @@ void gicr_write_ipriorityr(uintptr_t base, unsigned int id, unsigned int val)
*/
unsigned int gicr_get_igroupr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igroupr0(base);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
/*
......@@ -107,10 +111,10 @@ unsigned int gicr_get_igroupr0(uintptr_t base, unsigned int id)
*/
void gicr_set_igroupr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igroupr0(base);
gicr_write_igroupr0(base, reg_val | (1 << bit_num));
gicr_write_igroupr0(base, reg_val | (1U << bit_num));
}
/*
......@@ -119,10 +123,10 @@ void gicr_set_igroupr0(uintptr_t base, unsigned int id)
*/
void gicr_clr_igroupr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGROUPR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGROUPR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igroupr0(base);
gicr_write_igroupr0(base, reg_val & ~(1 << bit_num));
gicr_write_igroupr0(base, reg_val & ~(1U << bit_num));
}
/*
......@@ -131,10 +135,10 @@ void gicr_clr_igroupr0(uintptr_t base, unsigned int id)
*/
unsigned int gicr_get_igrpmodr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igrpmodr0(base);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
/*
......@@ -143,10 +147,10 @@ unsigned int gicr_get_igrpmodr0(uintptr_t base, unsigned int id)
*/
void gicr_set_igrpmodr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igrpmodr0(base);
gicr_write_igrpmodr0(base, reg_val | (1 << bit_num));
gicr_write_igrpmodr0(base, reg_val | (1U << bit_num));
}
/*
......@@ -155,10 +159,10 @@ void gicr_set_igrpmodr0(uintptr_t base, unsigned int id)
*/
void gicr_clr_igrpmodr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << IGRPMODR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << IGRPMODR_SHIFT) - 1U);
unsigned int reg_val = gicr_read_igrpmodr0(base);
gicr_write_igrpmodr0(base, reg_val & ~(1 << bit_num));
gicr_write_igrpmodr0(base, reg_val & ~(1U << bit_num));
}
/*
......@@ -167,9 +171,9 @@ void gicr_clr_igrpmodr0(uintptr_t base, unsigned int id)
*/
void gicr_set_isenabler0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISENABLER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISENABLER_SHIFT) - 1U);
gicr_write_isenabler0(base, (1 << bit_num));
gicr_write_isenabler0(base, (1U << bit_num));
}
/*
......@@ -178,9 +182,9 @@ void gicr_set_isenabler0(uintptr_t base, unsigned int id)
*/
void gicr_set_icenabler0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ICENABLER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICENABLER_SHIFT) - 1U);
gicr_write_icenabler0(base, (1 << bit_num));
gicr_write_icenabler0(base, (1U << bit_num));
}
/*
......@@ -189,10 +193,10 @@ void gicr_set_icenabler0(uintptr_t base, unsigned int id)
*/
unsigned int gicr_get_isactiver0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISACTIVER_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISACTIVER_SHIFT) - 1U);
unsigned int reg_val = gicr_read_isactiver0(base);
return (reg_val >> bit_num) & 0x1;
return (reg_val >> bit_num) & 0x1U;
}
/*
......@@ -201,9 +205,9 @@ unsigned int gicr_get_isactiver0(uintptr_t base, unsigned int id)
*/
void gicr_set_icpendr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ICPENDR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ICPENDR_SHIFT) - 1U);
gicr_write_icpendr0(base, (1 << bit_num));
gicr_write_icpendr0(base, (1U << bit_num));
}
/*
......@@ -212,9 +216,9 @@ void gicr_set_icpendr0(uintptr_t base, unsigned int id)
*/
void gicr_set_ispendr0(uintptr_t base, unsigned int id)
{
unsigned bit_num = id & ((1 << ISPENDR_SHIFT) - 1);
unsigned int bit_num = id & ((1U << ISPENDR_SHIFT) - 1U);
gicr_write_ispendr0(base, (1 << bit_num));
gicr_write_ispendr0(base, (1U << bit_num));
}
/*
......@@ -223,7 +227,9 @@ void gicr_set_ispendr0(uintptr_t base, unsigned int id)
*/
void gicr_set_ipriorityr(uintptr_t base, unsigned int id, unsigned int pri)
{
mmio_write_8(base + GICR_IPRIORITYR + id, pri & GIC_PRI_MASK);
uint8_t val = pri & GIC_PRI_MASK;
mmio_write_8(base + GICR_IPRIORITYR + id, val);
}
/*
......@@ -233,8 +239,8 @@ void gicr_set_ipriorityr(uintptr_t base, unsigned int id, unsigned int pri)
void gicr_set_icfgr0(uintptr_t base, unsigned int id, unsigned int cfg)
{
/* Interrupt configuration is a 2-bit field */
unsigned int bit_num = id & ((1 << ICFGR_SHIFT) - 1);
unsigned int bit_shift = bit_num << 1;
unsigned int bit_num = id & ((1U << ICFGR_SHIFT) - 1U);
unsigned int bit_shift = bit_num << 1U;
uint32_t reg_val = gicr_read_icfgr0(base);
......@@ -252,8 +258,8 @@ void gicr_set_icfgr0(uintptr_t base, unsigned int id, unsigned int cfg)
void gicr_set_icfgr1(uintptr_t base, unsigned int id, unsigned int cfg)
{
/* Interrupt configuration is a 2-bit field */
unsigned int bit_num = id & ((1 << ICFGR_SHIFT) - 1);
unsigned int bit_shift = bit_num << 1;
unsigned int bit_num = id & ((1U << ICFGR_SHIFT) - 1U);
unsigned int bit_shift = bit_num << 1U;
uint32_t reg_val = gicr_read_icfgr1(base);
......@@ -274,13 +280,13 @@ void gicv3_rdistif_mark_core_awake(uintptr_t gicr_base)
* The WAKER_PS_BIT should be changed to 0
* only when WAKER_CA_BIT is 1.
*/
assert(gicr_read_waker(gicr_base) & WAKER_CA_BIT);
assert((gicr_read_waker(gicr_base) & WAKER_CA_BIT) != 0U);
/* Mark the connected core as awake */
gicr_write_waker(gicr_base, gicr_read_waker(gicr_base) & ~WAKER_PS_BIT);
/* Wait till the WAKER_CA_BIT changes to 0 */
while (gicr_read_waker(gicr_base) & WAKER_CA_BIT)
while ((gicr_read_waker(gicr_base) & WAKER_CA_BIT) != 0U)
;
}
......@@ -295,7 +301,7 @@ void gicv3_rdistif_mark_core_asleep(uintptr_t gicr_base)
gicr_write_waker(gicr_base, gicr_read_waker(gicr_base) | WAKER_PS_BIT);
/* Wait till the WAKER_CA_BIT changes to 1 */
while (!(gicr_read_waker(gicr_base) & WAKER_CA_BIT))
while ((gicr_read_waker(gicr_base) & WAKER_CA_BIT) == 0U)
;
}
......@@ -312,10 +318,10 @@ void gicv3_rdistif_base_addrs_probe(uintptr_t *rdistif_base_addrs,
{
u_register_t mpidr;
unsigned int proc_num;
unsigned long long typer_val;
uint64_t typer_val;
uintptr_t rdistif_base = gicr_base;
assert(rdistif_base_addrs);
assert(rdistif_base_addrs != NULL);
/*
* Iterate over the Redistributor frames. Store the base address of each
......@@ -326,7 +332,7 @@ void gicv3_rdistif_base_addrs_probe(uintptr_t *rdistif_base_addrs,
*/
do {
typer_val = gicr_read_typer(rdistif_base);
if (mpidr_to_core_pos) {
if (mpidr_to_core_pos != NULL) {
mpidr = mpidr_from_gicr_typer(typer_val);
proc_num = mpidr_to_core_pos(mpidr);
} else {
......@@ -335,8 +341,8 @@ void gicv3_rdistif_base_addrs_probe(uintptr_t *rdistif_base_addrs,
}
assert(proc_num < rdistif_num);
rdistif_base_addrs[proc_num] = rdistif_base;
rdistif_base += (1 << GICR_PCPUBASE_SHIFT);
} while (!(typer_val & TYPER_LAST_BIT));
rdistif_base += (1U << GICR_PCPUBASE_SHIFT);
} while ((typer_val & TYPER_LAST_BIT) == 0U);
}
/*******************************************************************************
......@@ -348,17 +354,17 @@ void gicv3_spis_config_defaults(uintptr_t gicd_base)
num_ints = gicd_read_typer(gicd_base);
num_ints &= TYPER_IT_LINES_NO_MASK;
num_ints = (num_ints + 1) << 5;
num_ints = (num_ints + 1U) << 5;
/*
* Treat all SPIs as G1NS by default. The number of interrupts is
* calculated as 32 * (IT_LINES + 1). We do 32 at a time.
*/
for (index = MIN_SPI_ID; index < num_ints; index += 32)
for (index = MIN_SPI_ID; index < num_ints; index += 32U)
gicd_write_igroupr(gicd_base, index, ~0U);
/* Setup the default SPI priorities doing four at a time */
for (index = MIN_SPI_ID; index < num_ints; index += 4)
for (index = MIN_SPI_ID; index < num_ints; index += 4U)
gicd_write_ipriorityr(gicd_base,
index,
GICD_IPRIORITYR_DEF_VAL);
......@@ -367,8 +373,8 @@ void gicv3_spis_config_defaults(uintptr_t gicd_base)
* Treat all SPIs as level triggered by default, write 16 at
* a time
*/
for (index = MIN_SPI_ID; index < num_ints; index += 16)
gicd_write_icfgr(gicd_base, index, 0);
for (index = MIN_SPI_ID; index < num_ints; index += 16U)
gicd_write_icfgr(gicd_base, index, 0U);
}
#if !ERROR_DEPRECATED
......@@ -385,9 +391,10 @@ void gicv3_secure_spis_config(uintptr_t gicd_base,
assert((int_grp == INTR_GROUP1S) || (int_grp == INTR_GROUP0));
/* If `num_ints` is not 0, ensure that `sec_intr_list` is not NULL */
assert(num_ints ? (uintptr_t)sec_intr_list : 1);
if (num_ints != 0U)
assert(sec_intr_list != NULL);
for (index = 0; index < num_ints; index++) {
for (index = 0U; index < num_ints; index++) {
irq_num = sec_intr_list[index];
if (irq_num >= MIN_SPI_ID) {
......@@ -407,7 +414,7 @@ void gicv3_secure_spis_config(uintptr_t gicd_base,
/* Target SPIs to the primary CPU */
gic_affinity_val =
gicd_irouter_val_from_mpidr(read_mpidr(), 0);
gicd_irouter_val_from_mpidr(read_mpidr(), 0U);
gicd_write_irouter(gicd_base,
irq_num,
gic_affinity_val);
......@@ -430,12 +437,13 @@ unsigned int gicv3_secure_spis_config_props(uintptr_t gicd_base,
unsigned int i;
const interrupt_prop_t *current_prop;
unsigned long long gic_affinity_val;
unsigned int ctlr_enable = 0;
unsigned int ctlr_enable = 0U;
/* Make sure there's a valid property array */
assert(interrupt_props_num > 0 ? interrupt_props != NULL : 1);
if (interrupt_props_num > 0U)
assert(interrupt_props != NULL);
for (i = 0; i < interrupt_props_num; i++) {
for (i = 0U; i < interrupt_props_num; i++) {
current_prop = &interrupt_props[i];
if (current_prop->intr_num < MIN_SPI_ID)
......@@ -464,7 +472,8 @@ unsigned int gicv3_secure_spis_config_props(uintptr_t gicd_base,
current_prop->intr_pri);
/* Target SPIs to the primary CPU */
gic_affinity_val = gicd_irouter_val_from_mpidr(read_mpidr(), 0);
gic_affinity_val =
gicd_irouter_val_from_mpidr(read_mpidr(), 0U);
gicd_write_irouter(gicd_base, current_prop->intr_num,
gic_affinity_val);
......@@ -487,20 +496,20 @@ void gicv3_ppi_sgi_config_defaults(uintptr_t gicr_base)
* more scalable approach as it avoids clearing the enable bits in the
* GICD_CTLR
*/
gicr_write_icenabler0(gicr_base, ~0);
gicr_write_icenabler0(gicr_base, ~0U);
gicr_wait_for_pending_write(gicr_base);
/* Treat all SGIs/PPIs as G1NS by default. */
gicr_write_igroupr0(gicr_base, ~0U);
/* Setup the default PPI/SGI priorities doing four at a time */
for (index = 0; index < MIN_SPI_ID; index += 4)
for (index = 0U; index < MIN_SPI_ID; index += 4U)
gicr_write_ipriorityr(gicr_base,
index,
GICD_IPRIORITYR_DEF_VAL);
/* Configure all PPIs as level triggered by default */
gicr_write_icfgr1(gicr_base, 0);
gicr_write_icfgr1(gicr_base, 0U);
}
#if !ERROR_DEPRECATED
......@@ -516,7 +525,8 @@ void gicv3_secure_ppi_sgi_config(uintptr_t gicr_base,
assert((int_grp == INTR_GROUP1S) || (int_grp == INTR_GROUP0));
/* If `num_ints` is not 0, ensure that `sec_intr_list` is not NULL */
assert(num_ints ? (uintptr_t)sec_intr_list : 1);
if (num_ints != 0U)
assert(sec_intr_list != NULL);
for (index = 0; index < num_ints; index++) {
irq_num = sec_intr_list[index];
......@@ -552,12 +562,13 @@ unsigned int gicv3_secure_ppi_sgi_config_props(uintptr_t gicr_base,
{
unsigned int i;
const interrupt_prop_t *current_prop;
unsigned int ctlr_enable = 0;
unsigned int ctlr_enable = 0U;
/* Make sure there's a valid property array */
assert(interrupt_props_num > 0 ? interrupt_props != NULL : 1);
if (interrupt_props_num > 0U)
assert(interrupt_props != NULL);
for (i = 0; i < interrupt_props_num; i++) {
for (i = 0U; i < interrupt_props_num; i++) {
current_prop = &interrupt_props[i];
if (current_prop->intr_num >= MIN_SPI_ID)
......
drivers/arm/gic/v3/gicv3_main.c
View file @ 612fa950
......@@ -34,21 +34,21 @@ static spinlock_t gic_lock;
/* Helper macros to save and restore GICD registers to and from the context */
#define RESTORE_GICD_REGS(base, ctx, intr_num, reg, REG) \
do { \
for (unsigned int int_id = MIN_SPI_ID; int_id < intr_num; \
int_id += (1 << REG##_SHIFT)) { \
for (unsigned int int_id = MIN_SPI_ID; int_id < (intr_num); \
int_id += (1U << REG##_SHIFT)) { \
gicd_write_##reg(base, int_id, \
ctx->gicd_##reg[(int_id - MIN_SPI_ID) >> REG##_SHIFT]); \
} \
} while (0)
} while (false)
#define SAVE_GICD_REGS(base, ctx, intr_num, reg, REG) \
do { \
for (unsigned int int_id = MIN_SPI_ID; int_id < intr_num; \
int_id += (1 << REG##_SHIFT)) { \
for (unsigned int int_id = MIN_SPI_ID; int_id < (intr_num); \
int_id += (1U << REG##_SHIFT)) { \
ctx->gicd_##reg[(int_id - MIN_SPI_ID) >> REG##_SHIFT] =\
gicd_read_##reg(base, int_id); \
} \
} while (0)
} while (false)
/*******************************************************************************
......@@ -59,11 +59,11 @@ void gicv3_driver_init(const gicv3_driver_data_t *plat_driver_data)
{
unsigned int gic_version;
assert(plat_driver_data);
assert(plat_driver_data->gicd_base);
assert(plat_driver_data->gicr_base);
assert(plat_driver_data->rdistif_num);
assert(plat_driver_data->rdistif_base_addrs);
assert(plat_driver_data != NULL);
assert(plat_driver_data->gicd_base != 0U);
assert(plat_driver_data->gicr_base != 0U);
assert(plat_driver_data->rdistif_num != 0U);
assert(plat_driver_data->rdistif_base_addrs != NULL);
assert(IS_IN_EL3());
......@@ -109,10 +109,10 @@ void gicv3_driver_init(const gicv3_driver_data_t *plat_driver_data)
/* Check for system register support */
#ifdef AARCH32
assert(read_id_pfr1() & (ID_PFR1_GIC_MASK << ID_PFR1_GIC_SHIFT));
assert((read_id_pfr1() & (ID_PFR1_GIC_MASK << ID_PFR1_GIC_SHIFT)) != 0U);
#else
assert(read_id_aa64pfr0_el1() &
(ID_AA64PFR0_GIC_MASK << ID_AA64PFR0_GIC_SHIFT));
assert((read_id_aa64pfr0_el1() &
(ID_AA64PFR0_GIC_MASK << ID_AA64PFR0_GIC_SHIFT)) != 0U);
#endif /* AARCH32 */
/* The GIC version should be 3.0 */
......@@ -170,8 +170,8 @@ void gicv3_distif_init(void)
{
unsigned int bitmap = 0;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(IS_IN_EL3());
......@@ -245,16 +245,16 @@ void gicv3_distif_init(void)
void gicv3_rdistif_init(unsigned int proc_num)
{
uintptr_t gicr_base;
unsigned int bitmap = 0;
unsigned int bitmap = 0U;
uint32_t ctlr;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
ctlr = gicd_read_ctlr(gicv3_driver_data->gicd_base);
assert(ctlr & CTLR_ARE_S_BIT);
assert((ctlr & CTLR_ARE_S_BIT) != 0U);
assert(IS_IN_EL3());
......@@ -333,9 +333,9 @@ void gicv3_cpuif_enable(unsigned int proc_num)
unsigned int scr_el3;
unsigned int icc_sre_el3;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(IS_IN_EL3());
/* Mark the connected core as awake */
......@@ -353,7 +353,7 @@ void gicv3_cpuif_enable(unsigned int proc_num)
icc_sre_el3 |= (ICC_SRE_EN_BIT | ICC_SRE_SRE_BIT);
write_icc_sre_el3(read_icc_sre_el3() | icc_sre_el3);
scr_el3 = read_scr_el3();
scr_el3 = (uint32_t) read_scr_el3();
/*
* Switch to NS state to write Non secure ICC_SRE_EL1 and
......@@ -393,9 +393,9 @@ void gicv3_cpuif_disable(unsigned int proc_num)
{
uintptr_t gicr_base;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(IS_IN_EL3());
......@@ -429,14 +429,14 @@ unsigned int gicv3_get_pending_interrupt_id(void)
unsigned int id;
assert(IS_IN_EL3());
id = read_icc_hppir0_el1() & HPPIR0_EL1_INTID_MASK;
id = (uint32_t)read_icc_hppir0_el1() & HPPIR0_EL1_INTID_MASK;
/*
* If the ID is special identifier corresponding to G1S or G1NS
* interrupt, then read the highest pending group 1 interrupt.
*/
if ((id == PENDING_G1S_INTID) || (id == PENDING_G1NS_INTID))
return read_icc_hppir1_el1() & HPPIR1_EL1_INTID_MASK;
return (uint32_t)read_icc_hppir1_el1() & HPPIR1_EL1_INTID_MASK;
return id;
}
......@@ -453,7 +453,7 @@ unsigned int gicv3_get_pending_interrupt_id(void)
unsigned int gicv3_get_pending_interrupt_type(void)
{
assert(IS_IN_EL3());
return read_icc_hppir0_el1() & HPPIR0_EL1_INTID_MASK;
return (uint32_t)read_icc_hppir0_el1() & HPPIR0_EL1_INTID_MASK;
}
/*******************************************************************************
......@@ -473,10 +473,10 @@ unsigned int gicv3_get_interrupt_type(unsigned int id,
uintptr_t gicr_base;
assert(IS_IN_EL3());
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
/* Ensure the parameters are valid */
assert(id < PENDING_G1S_INTID || id >= MIN_LPI_ID);
assert((id < PENDING_G1S_INTID) || (id >= MIN_LPI_ID));
assert(proc_num < gicv3_driver_data->rdistif_num);
/* All LPI interrupts are Group 1 non secure */
......@@ -484,12 +484,12 @@ unsigned int gicv3_get_interrupt_type(unsigned int id,
return INTR_GROUP1NS;
if (id < MIN_SPI_ID) {
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != 0U);
gicr_base = gicv3_driver_data->rdistif_base_addrs[proc_num];
igroup = gicr_get_igroupr0(gicr_base, id);
grpmodr = gicr_get_igrpmodr0(gicr_base, id);
} else {
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data->gicd_base != 0U);
igroup = gicd_get_igroupr(gicv3_driver_data->gicd_base, id);
grpmodr = gicd_get_igrpmodr(gicv3_driver_data->gicd_base, id);
}
......@@ -498,11 +498,11 @@ unsigned int gicv3_get_interrupt_type(unsigned int id,
* If the IGROUP bit is set, then it is a Group 1 Non secure
* interrupt
*/
if (igroup)
if (igroup != 0U)
return INTR_GROUP1NS;
/* If the GRPMOD bit is set, then it is a Group 1 Secure interrupt */
if (grpmodr)
if (grpmodr != 0U)
return INTR_GROUP1S;
/* Else it is a Group 0 Secure interrupt */
......@@ -522,12 +522,12 @@ unsigned int gicv3_get_interrupt_type(unsigned int id,
*****************************************************************************/
void gicv3_its_save_disable(uintptr_t gits_base, gicv3_its_ctx_t * const its_ctx)
{
int i;
unsigned int i;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(IS_IN_EL3());
assert(its_ctx);
assert(gits_base);
assert(its_ctx != NULL);
assert(gits_base != 0U);
its_ctx->gits_ctlr = gits_read_ctlr(gits_base);
......@@ -555,16 +555,16 @@ void gicv3_its_save_disable(uintptr_t gits_base, gicv3_its_ctx_t * const its_ctx
*****************************************************************************/
void gicv3_its_restore(uintptr_t gits_base, const gicv3_its_ctx_t * const its_ctx)
{
int i;
unsigned int i;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(IS_IN_EL3());
assert(its_ctx);
assert(gits_base);
assert(its_ctx != NULL);
assert(gits_base != 0U);
/* Assert that the GITS is disabled and quiescent */
assert((gits_read_ctlr(gits_base) & GITS_CTLR_ENABLED_BIT) == 0);
assert((gits_read_ctlr(gits_base) & GITS_CTLR_QUIESCENT_BIT) != 0);
assert((gits_read_ctlr(gits_base) & GITS_CTLR_ENABLED_BIT) == 0U);
assert((gits_read_ctlr(gits_base) & GITS_CTLR_QUIESCENT_BIT) != 0U);
gits_write_cbaser(gits_base, its_ctx->gits_cbaser);
gits_write_cwriter(gits_base, its_ctx->gits_cwriter);
......@@ -586,11 +586,11 @@ void gicv3_rdistif_save(unsigned int proc_num, gicv3_redist_ctx_t * const rdist_
uintptr_t gicr_base;
unsigned int int_id;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(IS_IN_EL3());
assert(rdist_ctx);
assert(rdist_ctx != NULL);
gicr_base = gicv3_driver_data->rdistif_base_addrs[proc_num];
......@@ -614,7 +614,7 @@ void gicv3_rdistif_save(unsigned int proc_num, gicv3_redist_ctx_t * const rdist_
rdist_ctx->gicr_igrpmodr0 = gicr_read_igrpmodr0(gicr_base);
rdist_ctx->gicr_nsacr = gicr_read_nsacr(gicr_base);
for (int_id = MIN_SGI_ID; int_id < TOTAL_PCPU_INTR_NUM;
int_id += (1 << IPRIORITYR_SHIFT)) {
int_id += (1U << IPRIORITYR_SHIFT)) {
rdist_ctx->gicr_ipriorityr[(int_id - MIN_SGI_ID) >> IPRIORITYR_SHIFT] =
gicr_read_ipriorityr(gicr_base, int_id);
}
......@@ -641,11 +641,11 @@ void gicv3_rdistif_init_restore(unsigned int proc_num,
uintptr_t gicr_base;
unsigned int int_id;
assert(gicv3_driver_data);
assert(gicv3_driver_data != NULL);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(IS_IN_EL3());
assert(rdist_ctx);
assert(rdist_ctx != NULL);
gicr_base = gicv3_driver_data->rdistif_base_addrs[proc_num];
......@@ -664,7 +664,7 @@ void gicv3_rdistif_init_restore(unsigned int proc_num,
* more scalable approach as it avoids clearing the enable bits in the
* GICD_CTLR
*/
gicr_write_icenabler0(gicr_base, ~0);
gicr_write_icenabler0(gicr_base, ~0U);
/* Wait for pending writes to GICR_ICENABLER */
gicr_wait_for_pending_write(gicr_base);
......@@ -682,7 +682,7 @@ void gicv3_rdistif_init_restore(unsigned int proc_num,
gicr_write_igroupr0(gicr_base, rdist_ctx->gicr_igroupr0);
for (int_id = MIN_SGI_ID; int_id < TOTAL_PCPU_INTR_NUM;
int_id += (1 << IPRIORITYR_SHIFT)) {
int_id += (1U << IPRIORITYR_SHIFT)) {
gicr_write_ipriorityr(gicr_base, int_id,
rdist_ctx->gicr_ipriorityr[
(int_id - MIN_SGI_ID) >> IPRIORITYR_SHIFT]);
......@@ -722,18 +722,18 @@ void gicv3_distif_save(gicv3_dist_ctx_t * const dist_ctx)
{
unsigned int num_ints;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(IS_IN_EL3());
assert(dist_ctx);
assert(dist_ctx != NULL);
uintptr_t gicd_base = gicv3_driver_data->gicd_base;
num_ints = gicd_read_typer(gicd_base);
num_ints &= TYPER_IT_LINES_NO_MASK;
num_ints = (num_ints + 1) << 5;
num_ints = (num_ints + 1U) << 5;
assert(num_ints <= MAX_SPI_ID + 1);
assert(num_ints <= (MAX_SPI_ID + 1U));
/* Wait for pending write to complete */
gicd_wait_for_pending_write(gicd_base);
......@@ -784,12 +784,12 @@ void gicv3_distif_save(gicv3_dist_ctx_t * const dist_ctx)
*****************************************************************************/
void gicv3_distif_init_restore(const gicv3_dist_ctx_t * const dist_ctx)
{
unsigned int num_ints = 0;
unsigned int num_ints = 0U;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(IS_IN_EL3());
assert(dist_ctx);
assert(dist_ctx != NULL);
uintptr_t gicd_base = gicv3_driver_data->gicd_base;
......@@ -809,9 +809,9 @@ void gicv3_distif_init_restore(const gicv3_dist_ctx_t * const dist_ctx)
num_ints = gicd_read_typer(gicd_base);
num_ints &= TYPER_IT_LINES_NO_MASK;
num_ints = (num_ints + 1) << 5;
num_ints = (num_ints + 1U) << 5;
assert(num_ints <= MAX_SPI_ID + 1);
assert(num_ints <= (MAX_SPI_ID + 1U));
/* Restore GICD_IGROUPR for INTIDs 32 - 1020 */
RESTORE_GICD_REGS(gicd_base, dist_ctx, num_ints, igroupr, IGROUPR);
......@@ -857,7 +857,7 @@ void gicv3_distif_init_restore(const gicv3_dist_ctx_t * const dist_ctx)
******************************************************************************/
unsigned int gicv3_get_running_priority(void)
{
return read_icc_rpr_el1();
return (unsigned int)read_icc_rpr_el1();
}
/*******************************************************************************
......@@ -870,10 +870,10 @@ unsigned int gicv3_get_interrupt_active(unsigned int id, unsigned int proc_num)
{
unsigned int value;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(id <= MAX_SPI_ID);
if (id < MIN_SPI_ID) {
......@@ -894,10 +894,10 @@ unsigned int gicv3_get_interrupt_active(unsigned int id, unsigned int proc_num)
******************************************************************************/
void gicv3_enable_interrupt(unsigned int id, unsigned int proc_num)
{
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(id <= MAX_SPI_ID);
/*
......@@ -922,10 +922,10 @@ void gicv3_enable_interrupt(unsigned int id, unsigned int proc_num)
******************************************************************************/
void gicv3_disable_interrupt(unsigned int id, unsigned int proc_num)
{
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(id <= MAX_SPI_ID);
/*
......@@ -960,10 +960,10 @@ void gicv3_set_interrupt_priority(unsigned int id, unsigned int proc_num,
{
uintptr_t gicr_base;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
assert(id <= MAX_SPI_ID);
if (id < MIN_SPI_ID) {
......@@ -982,29 +982,29 @@ void gicv3_set_interrupt_priority(unsigned int id, unsigned int proc_num,
void gicv3_set_interrupt_type(unsigned int id, unsigned int proc_num,
unsigned int type)
{
unsigned int igroup = 0, grpmod = 0;
bool igroup = false, grpmod = false;
uintptr_t gicr_base;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
switch (type) {
case INTR_GROUP1S:
igroup = 0;
grpmod = 1;
igroup = false;
grpmod = true;
break;
case INTR_GROUP0:
igroup = 0;
grpmod = 0;
igroup = false;
grpmod = false;
break;
case INTR_GROUP1NS:
igroup = 1;
grpmod = 0;
igroup = true;
grpmod = false;
break;
default:
assert(0);
assert(false);
break;
}
......@@ -1040,7 +1040,7 @@ void gicv3_set_interrupt_type(unsigned int id, unsigned int proc_num,
*
* The target parameter must be a valid MPIDR in the system.
******************************************************************************/
void gicv3_raise_secure_g0_sgi(int sgi_num, u_register_t target)
void gicv3_raise_secure_g0_sgi(unsigned int sgi_num, u_register_t target)
{
unsigned int tgt, aff3, aff2, aff1, aff0;
uint64_t sgi_val;
......@@ -1059,7 +1059,7 @@ void gicv3_raise_secure_g0_sgi(int sgi_num, u_register_t target)
* this PE.
*/
assert(aff0 < GICV3_MAX_SGI_TARGETS);
tgt = BIT(aff0);
tgt = BIT_32(aff0);
/* Raise SGI to PE specified by its affinity */
sgi_val = GICV3_SGIR_VALUE(aff3, aff2, aff1, sgi_num, SGIR_IRM_TO_AFF,
......@@ -1090,11 +1090,11 @@ void gicv3_set_spi_routing(unsigned int id, unsigned int irm, u_register_t mpidr
unsigned long long aff;
uint64_t router;
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert((irm == GICV3_IRM_ANY) || (irm == GICV3_IRM_PE));
assert(id >= MIN_SPI_ID && id <= MAX_SPI_ID);
assert((id >= MIN_SPI_ID) && (id <= MAX_SPI_ID));
aff = gicd_irouter_val_from_mpidr(mpidr, irm);
gicd_write_irouter(gicv3_driver_data->gicd_base, id, aff);
......@@ -1105,7 +1105,7 @@ void gicv3_set_spi_routing(unsigned int id, unsigned int irm, u_register_t mpidr
*/
if (irm == GICV3_IRM_ANY) {
router = gicd_read_irouter(gicv3_driver_data->gicd_base, id);
if (!((router >> IROUTER_IRM_SHIFT) & IROUTER_IRM_MASK)) {
if (((router >> IROUTER_IRM_SHIFT) & IROUTER_IRM_MASK) == 0U) {
ERROR("GICv3 implementation doesn't support routing ANY\n");
panic();
}
......@@ -1119,10 +1119,10 @@ void gicv3_set_spi_routing(unsigned int id, unsigned int irm, u_register_t mpidr
******************************************************************************/
void gicv3_clear_interrupt_pending(unsigned int id, unsigned int proc_num)
{
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
/*
* Clear pending interrupt, and ensure that any shared variable updates
......@@ -1145,10 +1145,10 @@ void gicv3_clear_interrupt_pending(unsigned int id, unsigned int proc_num)
******************************************************************************/
void gicv3_set_interrupt_pending(unsigned int id, unsigned int proc_num)
{
assert(gicv3_driver_data);
assert(gicv3_driver_data->gicd_base);
assert(gicv3_driver_data != NULL);
assert(gicv3_driver_data->gicd_base != 0U);
assert(proc_num < gicv3_driver_data->rdistif_num);
assert(gicv3_driver_data->rdistif_base_addrs);
assert(gicv3_driver_data->rdistif_base_addrs != NULL);
/*
* Ensure that any shared variable updates depending on out of band
......@@ -1172,7 +1172,7 @@ unsigned int gicv3_set_pmr(unsigned int mask)
{
unsigned int old_mask;
old_mask = read_icc_pmr_el1();
old_mask = (uint32_t) read_icc_pmr_el1();
/*
* Order memory updates w.r.t. PMR write, and ensure they're visible
......
drivers/arm/gic/v3/gicv3_private.h
View file @ 612fa950
......@@ -19,28 +19,36 @@
******************************************************************************/
/* Constants to indicate the status of the RWP bit */
#define RWP_TRUE 1
#define RWP_FALSE 0
#define RWP_TRUE U(1)
#define RWP_FALSE U(0)
/*
* Macro to convert an mpidr to a value suitable for programming into a
* GICD_IROUTER. Bits[31:24] in the MPIDR are cleared as they are not relevant
* to GICv3.
*/
#define gicd_irouter_val_from_mpidr(_mpidr, _irm) \
((_mpidr & ~(0xff << 24)) | \
(_irm & IROUTER_IRM_MASK) << IROUTER_IRM_SHIFT)
static inline u_register_t gicd_irouter_val_from_mpidr(u_register_t mpidr,
unsigned int irm)
{
return (mpidr & ~(U(0xff) << 24)) |
((irm & IROUTER_IRM_MASK) << IROUTER_IRM_SHIFT);
}
/*
* Macro to convert a GICR_TYPER affinity value into a MPIDR value. Bits[31:24]
* are zeroes.
*/
#ifdef AARCH32
#define mpidr_from_gicr_typer(_typer_val) (((_typer_val) >> 32) & 0xffffff)
static inline u_register_t mpidr_from_gicr_typer(uint64_t typer_val)
{
return (((typer_val) >> 32) & U(0xffffff));
}
#else
#define mpidr_from_gicr_typer(_typer_val) \
(((((_typer_val) >> 56) & MPIDR_AFFLVL_MASK) << MPIDR_AFF3_SHIFT) | \
(((_typer_val) >> 32) & 0xffffff))
static inline u_register_t mpidr_from_gicr_typer(uint64_t typer_val)
{
return (((typer_val >> 56) & MPIDR_AFFLVL_MASK) << MPIDR_AFF3_SHIFT) |
((typer_val >> 32) & U(0xffffff));
}
#endif
/*******************************************************************************
......@@ -121,7 +129,7 @@ void gicv3_rdistif_mark_core_asleep(uintptr_t gicr_base);
*/
static inline void gicd_wait_for_pending_write(uintptr_t gicd_base)
{
while (gicd_read_ctlr(gicd_base) & GICD_CTLR_RWP_BIT)
while ((gicd_read_ctlr(gicd_base) & GICD_CTLR_RWP_BIT) != 0U)
;
}
......@@ -149,7 +157,7 @@ static inline void gicd_clr_ctlr(uintptr_t base,
unsigned int rwp)
{
gicd_write_ctlr(base, gicd_read_ctlr(base) & ~bitmap);
if (rwp)
if (rwp != 0U)
gicd_wait_for_pending_write(base);
}
......@@ -158,21 +166,21 @@ static inline void gicd_set_ctlr(uintptr_t base,
unsigned int rwp)
{
gicd_write_ctlr(base, gicd_read_ctlr(base) | bitmap);
if (rwp)
if (rwp != 0U)
gicd_wait_for_pending_write(base);
}
/*******************************************************************************
* GIC Redistributor interface accessors
******************************************************************************/
static inline unsigned long long gicr_read_ctlr(uintptr_t base)
static inline uint32_t gicr_read_ctlr(uintptr_t base)
{
return mmio_read_64(base + GICR_CTLR);
return mmio_read_32(base + GICR_CTLR);
}
static inline void gicr_write_ctlr(uintptr_t base, uint64_t val)
static inline void gicr_write_ctlr(uintptr_t base, uint32_t val)
{
mmio_write_64(base + GICR_CTLR, val);
mmio_write_32(base + GICR_CTLR, val);
}
static inline unsigned long long gicr_read_typer(uintptr_t base)
......@@ -199,13 +207,13 @@ static inline void gicr_write_waker(uintptr_t base, unsigned int val)
*/
static inline void gicr_wait_for_pending_write(uintptr_t gicr_base)
{
while (gicr_read_ctlr(gicr_base) & GICR_CTLR_RWP_BIT)
while ((gicr_read_ctlr(gicr_base) & GICR_CTLR_RWP_BIT) != 0U)
;
}
static inline void gicr_wait_for_upstream_pending_write(uintptr_t gicr_base)
{
while (gicr_read_ctlr(gicr_base) & GICR_CTLR_UWP_BIT)
while ((gicr_read_ctlr(gicr_base) & GICR_CTLR_UWP_BIT) != 0U)
;
}
......@@ -313,24 +321,24 @@ static inline void gicr_write_icfgr1(uintptr_t base, unsigned int val)
mmio_write_32(base + GICR_ICFGR1, val);
}
static inline unsigned int gicr_read_propbaser(uintptr_t base)
static inline uint64_t gicr_read_propbaser(uintptr_t base)
{
return mmio_read_32(base + GICR_PROPBASER);
return mmio_read_64(base + GICR_PROPBASER);
}
static inline void gicr_write_propbaser(uintptr_t base, unsigned int val)
static inline void gicr_write_propbaser(uintptr_t base, uint64_t val)
{
mmio_write_32(base + GICR_PROPBASER, val);
mmio_write_64(base + GICR_PROPBASER, val);
}
static inline unsigned int gicr_read_pendbaser(uintptr_t base)
static inline uint64_t gicr_read_pendbaser(uintptr_t base)
{
return mmio_read_32(base + GICR_PENDBASER);
return mmio_read_64(base + GICR_PENDBASER);
}
static inline void gicr_write_pendbaser(uintptr_t base, unsigned int val)
static inline void gicr_write_pendbaser(uintptr_t base, uint64_t val)
{
mmio_write_32(base + GICR_PENDBASER, val);
mmio_write_64(base + GICR_PENDBASER, val);
}
/*******************************************************************************
......@@ -353,7 +361,7 @@ static inline uint64_t gits_read_cbaser(uintptr_t base)
static inline void gits_write_cbaser(uintptr_t base, uint64_t val)
{
mmio_write_32(base + GITS_CBASER, val);
mmio_write_64(base + GITS_CBASER, val);
}
static inline uint64_t gits_read_cwriter(uintptr_t base)
......@@ -363,19 +371,19 @@ static inline uint64_t gits_read_cwriter(uintptr_t base)
static inline void gits_write_cwriter(uintptr_t base, uint64_t val)
{
mmio_write_32(base + GITS_CWRITER, val);
mmio_write_64(base + GITS_CWRITER, val);
}
static inline uint64_t gits_read_baser(uintptr_t base, unsigned int its_table_id)
{
assert(its_table_id < 8);
return mmio_read_64(base + GITS_BASER + (8 * its_table_id));
assert(its_table_id < 8U);
return mmio_read_64(base + GITS_BASER + (8U * its_table_id));
}
static inline void gits_write_baser(uintptr_t base, unsigned int its_table_id, uint64_t val)
{
assert(its_table_id < 8);
mmio_write_64(base + GITS_BASER + (8 * its_table_id), val);
assert(its_table_id < 8U);
mmio_write_64(base + GITS_BASER + (8U * its_table_id), val);
}
/*
......@@ -383,8 +391,8 @@ static inline void gits_write_baser(uintptr_t base, unsigned int its_table_id, u
*/
static inline void gits_wait_for_quiescent_bit(uintptr_t gits_base)
{
assert(!(gits_read_ctlr(gits_base) & GITS_CTLR_ENABLED_BIT));
while ((gits_read_ctlr(gits_base) & GITS_CTLR_QUIESCENT_BIT) == 0)
assert((gits_read_ctlr(gits_base) & GITS_CTLR_ENABLED_BIT) == 0U);
while ((gits_read_ctlr(gits_base) & GITS_CTLR_QUIESCENT_BIT) == 0U)
;
}
......
include/drivers/arm/gic_common.h
View file @ 612fa950
......@@ -13,23 +13,23 @@
* GIC Distributor interface general definitions
******************************************************************************/
/* Constants to categorise interrupts */
#define MIN_SGI_ID 0
#define MIN_SEC_SGI_ID 8
#define MIN_PPI_ID 16
#define MIN_SPI_ID 32
#define MAX_SPI_ID 1019
#define MIN_SGI_ID U(0)
#define MIN_SEC_SGI_ID U(8)
#define MIN_PPI_ID U(16)
#define MIN_SPI_ID U(32)
#define MAX_SPI_ID U(1019)
#define TOTAL_SPI_INTR_NUM (MAX_SPI_ID - MIN_SPI_ID + 1)
#define TOTAL_SPI_INTR_NUM (MAX_SPI_ID - MIN_SPI_ID + U(1))
#define TOTAL_PCPU_INTR_NUM (MIN_SPI_ID - MIN_SGI_ID)
/* Mask for the priority field common to all GIC interfaces */
#define GIC_PRI_MASK 0xff
#define GIC_PRI_MASK U(0xff)
/* Mask for the configuration field common to all GIC interfaces */
#define GIC_CFG_MASK 0x3
#define GIC_CFG_MASK U(0x3)
/* Constant to indicate a spurious interrupt in all GIC versions */
#define GIC_SPURIOUS_INTERRUPT 1023
#define GIC_SPURIOUS_INTERRUPT U(1023)
/* Interrupt configurations: 2-bit fields with LSB reserved */
#define GIC_INTR_CFG_LEVEL (0 << 1)
......@@ -44,38 +44,38 @@
/*******************************************************************************
* GIC Distributor interface register offsets that are common to GICv3 & GICv2
******************************************************************************/
#define GICD_CTLR 0x0
#define GICD_TYPER 0x4
#define GICD_IIDR 0x8
#define GICD_IGROUPR 0x80
#define GICD_ISENABLER 0x100
#define GICD_ICENABLER 0x180
#define GICD_ISPENDR 0x200
#define GICD_ICPENDR 0x280
#define GICD_ISACTIVER 0x300
#define GICD_ICACTIVER 0x380
#define GICD_IPRIORITYR 0x400
#define GICD_ICFGR 0xc00
#define GICD_NSACR 0xe00
#define GICD_CTLR U(0x0)
#define GICD_TYPER U(0x4)
#define GICD_IIDR U(0x8)
#define GICD_IGROUPR U(0x80)
#define GICD_ISENABLER U(0x100)
#define GICD_ICENABLER U(0x180)
#define GICD_ISPENDR U(0x200)
#define GICD_ICPENDR U(0x280)
#define GICD_ISACTIVER U(0x300)
#define GICD_ICACTIVER U(0x380)
#define GICD_IPRIORITYR U(0x400)
#define GICD_ICFGR U(0xc00)
#define GICD_NSACR U(0xe00)
/* GICD_CTLR bit definitions */
#define CTLR_ENABLE_G0_SHIFT 0
#define CTLR_ENABLE_G0_MASK 0x1
#define CTLR_ENABLE_G0_BIT (1 << CTLR_ENABLE_G0_SHIFT)
#define CTLR_ENABLE_G0_MASK U(0x1)
#define CTLR_ENABLE_G0_BIT BIT_32(CTLR_ENABLE_G0_SHIFT)
/*******************************************************************************
* GIC Distributor interface register constants that are common to GICv3 & GICv2
******************************************************************************/
#define PIDR2_ARCH_REV_SHIFT 4
#define PIDR2_ARCH_REV_MASK 0xf
#define PIDR2_ARCH_REV_MASK U(0xf)
/* GICv3 revision as reported by the PIDR2 register */
#define ARCH_REV_GICV3 0x3
#define ARCH_REV_GICV3 U(0x3)
/* GICv2 revision as reported by the PIDR2 register */
#define ARCH_REV_GICV2 0x2
#define ARCH_REV_GICV2 U(0x2)
/* GICv1 revision as reported by the PIDR2 register */
#define ARCH_REV_GICV1 0x1
#define ARCH_REV_GICV1 U(0x1)
#define IGROUPR_SHIFT 5
#define ISENABLER_SHIFT 5
......@@ -90,8 +90,8 @@
#define NSACR_SHIFT 4
/* GICD_TYPER shifts and masks */
#define TYPER_IT_LINES_NO_SHIFT 0
#define TYPER_IT_LINES_NO_MASK 0x1f
#define TYPER_IT_LINES_NO_SHIFT U(0)
#define TYPER_IT_LINES_NO_MASK U(0x1f)
/* Value used to initialize Normal world interrupt priorities four at a time */
#define GICD_IPRIORITYR_DEF_VAL \
......
include/drivers/arm/gicv2.h
View file @ 612fa950
......@@ -12,37 +12,37 @@
******************************************************************************/
/* Interrupt group definitions */
#define GICV2_INTR_GROUP0 0
#define GICV2_INTR_GROUP1 1
#define GICV2_INTR_GROUP0 U(0)
#define GICV2_INTR_GROUP1 U(1)
/* Interrupt IDs reported by the HPPIR and IAR registers */
#define PENDING_G1_INTID 1022
#define PENDING_G1_INTID U(1022)
/* GICv2 can only target up to 8 PEs */
#define GICV2_MAX_TARGET_PE 8
#define GICV2_MAX_TARGET_PE U(8)
/*******************************************************************************
* GICv2 specific Distributor interface register offsets and constants.
******************************************************************************/
#define GICD_ITARGETSR 0x800
#define GICD_SGIR 0xF00
#define GICD_CPENDSGIR 0xF10
#define GICD_SPENDSGIR 0xF20
#define GICD_PIDR2_GICV2 0xFE8
#define GICD_ITARGETSR U(0x800)
#define GICD_SGIR U(0xF00)
#define GICD_CPENDSGIR U(0xF10)
#define GICD_SPENDSGIR U(0xF20)
#define GICD_PIDR2_GICV2 U(0xFE8)
#define ITARGETSR_SHIFT 2
#define GIC_TARGET_CPU_MASK 0xff
#define GIC_TARGET_CPU_MASK U(0xff)
#define CPENDSGIR_SHIFT 2
#define SPENDSGIR_SHIFT CPENDSGIR_SHIFT
#define SGIR_TGTLSTFLT_SHIFT 24
#define SGIR_TGTLSTFLT_MASK 0x3
#define SGIR_TGTLSTFLT_MASK U(0x3)
#define SGIR_TGTLST_SHIFT 16
#define SGIR_TGTLST_MASK 0xff
#define SGIR_INTID_MASK 0xf
#define SGIR_TGTLST_MASK U(0xff)
#define SGIR_INTID_MASK ULL(0xf)
#define SGIR_TGT_SPECIFIC 0
#define SGIR_TGT_SPECIFIC U(0)
#define GICV2_SGIR_VALUE(tgt_lst_flt, tgt, intid) \
((((tgt_lst_flt) & SGIR_TGTLSTFLT_MASK) << SGIR_TGTLSTFLT_SHIFT) | \
......@@ -53,29 +53,29 @@
* GICv2 specific CPU interface register offsets and constants.
******************************************************************************/
/* Physical CPU Interface registers */
#define GICC_CTLR 0x0
#define GICC_PMR 0x4
#define GICC_BPR 0x8
#define GICC_IAR 0xC
#define GICC_EOIR 0x10
#define GICC_RPR 0x14
#define GICC_HPPIR 0x18
#define GICC_AHPPIR 0x28
#define GICC_IIDR 0xFC
#define GICC_DIR 0x1000
#define GICC_CTLR U(0x0)
#define GICC_PMR U(0x4)
#define GICC_BPR U(0x8)
#define GICC_IAR U(0xC)
#define GICC_EOIR U(0x10)
#define GICC_RPR U(0x14)
#define GICC_HPPIR U(0x18)
#define GICC_AHPPIR U(0x28)
#define GICC_IIDR U(0xFC)
#define GICC_DIR U(0x1000)
#define GICC_PRIODROP GICC_EOIR
/* GICC_CTLR bit definitions */
#define EOI_MODE_NS (1 << 10)
#define EOI_MODE_S (1 << 9)
#define IRQ_BYP_DIS_GRP1 (1 << 8)
#define FIQ_BYP_DIS_GRP1 (1 << 7)
#define IRQ_BYP_DIS_GRP0 (1 << 6)
#define FIQ_BYP_DIS_GRP0 (1 << 5)
#define CBPR (1 << 4)
#define EOI_MODE_NS BIT_32(10)
#define EOI_MODE_S BIT_32(9)
#define IRQ_BYP_DIS_GRP1 BIT_32(8)
#define FIQ_BYP_DIS_GRP1 BIT_32(7)
#define IRQ_BYP_DIS_GRP0 BIT_32(6)
#define FIQ_BYP_DIS_GRP0 BIT_32(5)
#define CBPR BIT_32(4)
#define FIQ_EN_SHIFT 3
#define FIQ_EN_BIT (1 << FIQ_EN_SHIFT)
#define ACK_CTL (1 << 2)
#define FIQ_EN_BIT BIT_32(FIQ_EN_SHIFT)
#define ACK_CTL BIT_32(2)
/* GICC_IIDR bit masks and shifts */
#define GICC_IIDR_PID_SHIFT 20
......@@ -83,36 +83,36 @@
#define GICC_IIDR_REV_SHIFT 12
#define GICC_IIDR_IMP_SHIFT 0
#define GICC_IIDR_PID_MASK 0xfff
#define GICC_IIDR_ARCH_MASK 0xf
#define GICC_IIDR_REV_MASK 0xf
#define GICC_IIDR_IMP_MASK 0xfff
#define GICC_IIDR_PID_MASK U(0xfff)
#define GICC_IIDR_ARCH_MASK U(0xf)
#define GICC_IIDR_REV_MASK U(0xf)
#define GICC_IIDR_IMP_MASK U(0xfff)
/* HYP view virtual CPU Interface registers */
#define GICH_CTL 0x0
#define GICH_VTR 0x4
#define GICH_ELRSR0 0x30
#define GICH_ELRSR1 0x34
#define GICH_APR0 0xF0
#define GICH_LR_BASE 0x100
#define GICH_CTL U(0x0)
#define GICH_VTR U(0x4)
#define GICH_ELRSR0 U(0x30)
#define GICH_ELRSR1 U(0x34)
#define GICH_APR0 U(0xF0)
#define GICH_LR_BASE U(0x100)
/* Virtual CPU Interface registers */
#define GICV_CTL 0x0
#define GICV_PRIMASK 0x4
#define GICV_BP 0x8
#define GICV_INTACK 0xC
#define GICV_EOI 0x10
#define GICV_RUNNINGPRI 0x14
#define GICV_HIGHESTPEND 0x18
#define GICV_DEACTIVATE 0x1000
#define GICV_CTL U(0x0)
#define GICV_PRIMASK U(0x4)
#define GICV_BP U(0x8)
#define GICV_INTACK U(0xC)
#define GICV_EOI U(0x10)
#define GICV_RUNNINGPRI U(0x14)
#define GICV_HIGHESTPEND U(0x18)
#define GICV_DEACTIVATE U(0x1000)
/* GICD_CTLR bit definitions */
#define CTLR_ENABLE_G1_SHIFT 1
#define CTLR_ENABLE_G1_MASK 0x1
#define CTLR_ENABLE_G1_BIT (1 << CTLR_ENABLE_G1_SHIFT)
#define CTLR_ENABLE_G1_MASK U(0x1)
#define CTLR_ENABLE_G1_BIT BIT_32(CTLR_ENABLE_G1_SHIFT)
/* Interrupt ID mask for HPPIR, AHPPIR, IAR and AIAR CPU Interface registers */
#define INT_ID_MASK 0x3ff
#define INT_ID_MASK U(0x3ff)
#ifndef __ASSEMBLY__
......
include/drivers/arm/gicv3.h
View file @ 612fa950
......@@ -11,35 +11,35 @@
* GICv3 miscellaneous definitions
******************************************************************************/
/* Interrupt group definitions */
#define INTR_GROUP1S 0
#define INTR_GROUP0 1
#define INTR_GROUP1NS 2
#define INTR_GROUP1S U(0)
#define INTR_GROUP0 U(1)
#define INTR_GROUP1NS U(2)
/* Interrupt IDs reported by the HPPIR and IAR registers */
#define PENDING_G1S_INTID 1020
#define PENDING_G1NS_INTID 1021
#define PENDING_G1S_INTID U(1020)
#define PENDING_G1NS_INTID U(1021)
/* Constant to categorize LPI interrupt */
#define MIN_LPI_ID 8192
#define MIN_LPI_ID U(8192)
/* GICv3 can only target up to 16 PEs with SGI */
#define GICV3_MAX_SGI_TARGETS 16
#define GICV3_MAX_SGI_TARGETS U(16)
/*******************************************************************************
* GICv3 specific Distributor interface register offsets and constants.
******************************************************************************/
#define GICD_STATUSR 0x10
#define GICD_SETSPI_NSR 0x40
#define GICD_CLRSPI_NSR 0x48
#define GICD_SETSPI_SR 0x50
#define GICD_CLRSPI_SR 0x50
#define GICD_IGRPMODR 0xd00
#define GICD_STATUSR U(0x10)
#define GICD_SETSPI_NSR U(0x40)
#define GICD_CLRSPI_NSR U(0x48)
#define GICD_SETSPI_SR U(0x50)
#define GICD_CLRSPI_SR U(0x50)
#define GICD_IGRPMODR U(0xd00)
/*
* GICD_IROUTER<n> register is at 0x6000 + 8n, where n is the interrupt id and
* n >= 32, making the effective offset as 0x6100.
*/
#define GICD_IROUTER 0x6000
#define GICD_PIDR2_GICV3 0xffe8
#define GICD_IROUTER U(0x6000)
#define GICD_PIDR2_GICV3 U(0xffe8)
#define IGRPMODR_SHIFT 5
......@@ -52,29 +52,29 @@
#define CTLR_E1NWF_SHIFT 7
#define GICD_CTLR_RWP_SHIFT 31
#define CTLR_ENABLE_G1NS_MASK 0x1
#define CTLR_ENABLE_G1S_MASK 0x1
#define CTLR_ARE_S_MASK 0x1
#define CTLR_ARE_NS_MASK 0x1
#define CTLR_DS_MASK 0x1
#define CTLR_E1NWF_MASK 0x1
#define GICD_CTLR_RWP_MASK 0x1
#define CTLR_ENABLE_G1NS_BIT (1 << CTLR_ENABLE_G1NS_SHIFT)
#define CTLR_ENABLE_G1S_BIT (1 << CTLR_ENABLE_G1S_SHIFT)
#define CTLR_ARE_S_BIT (1 << CTLR_ARE_S_SHIFT)
#define CTLR_ARE_NS_BIT (1 << CTLR_ARE_NS_SHIFT)
#define CTLR_DS_BIT (1 << CTLR_DS_SHIFT)
#define CTLR_E1NWF_BIT (1 << CTLR_E1NWF_SHIFT)
#define GICD_CTLR_RWP_BIT (1 << GICD_CTLR_RWP_SHIFT)
#define CTLR_ENABLE_G1NS_MASK U(0x1)
#define CTLR_ENABLE_G1S_MASK U(0x1)
#define CTLR_ARE_S_MASK U(0x1)
#define CTLR_ARE_NS_MASK U(0x1)
#define CTLR_DS_MASK U(0x1)
#define CTLR_E1NWF_MASK U(0x1)
#define GICD_CTLR_RWP_MASK U(0x1)
#define CTLR_ENABLE_G1NS_BIT BIT_32(CTLR_ENABLE_G1NS_SHIFT)
#define CTLR_ENABLE_G1S_BIT BIT_32(CTLR_ENABLE_G1S_SHIFT)
#define CTLR_ARE_S_BIT BIT_32(CTLR_ARE_S_SHIFT)
#define CTLR_ARE_NS_BIT BIT_32(CTLR_ARE_NS_SHIFT)
#define CTLR_DS_BIT BIT_32(CTLR_DS_SHIFT)
#define CTLR_E1NWF_BIT BIT_32(CTLR_E1NWF_SHIFT)
#define GICD_CTLR_RWP_BIT BIT_32(GICD_CTLR_RWP_SHIFT)
/* GICD_IROUTER shifts and masks */
#define IROUTER_SHIFT 0
#define IROUTER_IRM_SHIFT 31
#define IROUTER_IRM_MASK 0x1
#define IROUTER_IRM_MASK U(0x1)
#define GICV3_IRM_PE 0
#define GICV3_IRM_ANY 1
#define GICV3_IRM_PE U(0)
#define GICV3_IRM_ANY U(1)
#define NUM_OF_DIST_REGS 30
......@@ -82,54 +82,54 @@
* GICv3 Re-distributor interface registers & constants
******************************************************************************/
#define GICR_PCPUBASE_SHIFT 0x11
#define GICR_SGIBASE_OFFSET (1 << 0x10) /* 64 KB */
#define GICR_CTLR 0x0
#define GICR_TYPER 0x08
#define GICR_WAKER 0x14
#define GICR_PROPBASER 0x70
#define GICR_PENDBASER 0x78
#define GICR_IGROUPR0 (GICR_SGIBASE_OFFSET + 0x80)
#define GICR_ISENABLER0 (GICR_SGIBASE_OFFSET + 0x100)
#define GICR_ICENABLER0 (GICR_SGIBASE_OFFSET + 0x180)
#define GICR_ISPENDR0 (GICR_SGIBASE_OFFSET + 0x200)
#define GICR_ICPENDR0 (GICR_SGIBASE_OFFSET + 0x280)
#define GICR_ISACTIVER0 (GICR_SGIBASE_OFFSET + 0x300)
#define GICR_ICACTIVER0 (GICR_SGIBASE_OFFSET + 0x380)
#define GICR_IPRIORITYR (GICR_SGIBASE_OFFSET + 0x400)
#define GICR_ICFGR0 (GICR_SGIBASE_OFFSET + 0xc00)
#define GICR_ICFGR1 (GICR_SGIBASE_OFFSET + 0xc04)
#define GICR_IGRPMODR0 (GICR_SGIBASE_OFFSET + 0xd00)
#define GICR_NSACR (GICR_SGIBASE_OFFSET + 0xe00)
#define GICR_SGIBASE_OFFSET U(65536) /* 64 KB */
#define GICR_CTLR U(0x0)
#define GICR_TYPER U(0x08)
#define GICR_WAKER U(0x14)
#define GICR_PROPBASER U(0x70)
#define GICR_PENDBASER U(0x78)
#define GICR_IGROUPR0 (GICR_SGIBASE_OFFSET + U(0x80))
#define GICR_ISENABLER0 (GICR_SGIBASE_OFFSET + U(0x100))
#define GICR_ICENABLER0 (GICR_SGIBASE_OFFSET + U(0x180))
#define GICR_ISPENDR0 (GICR_SGIBASE_OFFSET + U(0x200))
#define GICR_ICPENDR0 (GICR_SGIBASE_OFFSET + U(0x280))
#define GICR_ISACTIVER0 (GICR_SGIBASE_OFFSET + U(0x300))
#define GICR_ICACTIVER0 (GICR_SGIBASE_OFFSET + U(0x380))
#define GICR_IPRIORITYR (GICR_SGIBASE_OFFSET + U(0x400))
#define GICR_ICFGR0 (GICR_SGIBASE_OFFSET + U(0xc00))
#define GICR_ICFGR1 (GICR_SGIBASE_OFFSET + U(0xc04))
#define GICR_IGRPMODR0 (GICR_SGIBASE_OFFSET + U(0xd00))
#define GICR_NSACR (GICR_SGIBASE_OFFSET + U(0xe00))
/* GICR_CTLR bit definitions */
#define GICR_CTLR_UWP_SHIFT 31
#define GICR_CTLR_UWP_MASK 0x1
#define GICR_CTLR_UWP_BIT (1U << GICR_CTLR_UWP_SHIFT)
#define GICR_CTLR_UWP_MASK U(0x1)
#define GICR_CTLR_UWP_BIT BIT_32(GICR_CTLR_UWP_SHIFT)
#define GICR_CTLR_RWP_SHIFT 3
#define GICR_CTLR_RWP_MASK 0x1
#define GICR_CTLR_RWP_BIT (1U << GICR_CTLR_RWP_SHIFT)
#define GICR_CTLR_EN_LPIS_BIT (1U << 0)
#define GICR_CTLR_RWP_MASK U(0x1)
#define GICR_CTLR_RWP_BIT BIT_32(GICR_CTLR_RWP_SHIFT)
#define GICR_CTLR_EN_LPIS_BIT BIT_32(0)
/* GICR_WAKER bit definitions */
#define WAKER_CA_SHIFT 2
#define WAKER_PS_SHIFT 1
#define WAKER_CA_MASK 0x1
#define WAKER_PS_MASK 0x1
#define WAKER_CA_MASK U(0x1)
#define WAKER_PS_MASK U(0x1)
#define WAKER_CA_BIT (1 << WAKER_CA_SHIFT)
#define WAKER_PS_BIT (1 << WAKER_PS_SHIFT)
#define WAKER_CA_BIT BIT_32(WAKER_CA_SHIFT)
#define WAKER_PS_BIT BIT_32(WAKER_PS_SHIFT)
/* GICR_TYPER bit definitions */
#define TYPER_AFF_VAL_SHIFT 32
#define TYPER_PROC_NUM_SHIFT 8
#define TYPER_LAST_SHIFT 4
#define TYPER_AFF_VAL_MASK 0xffffffff
#define TYPER_PROC_NUM_MASK 0xffff
#define TYPER_LAST_MASK 0x1
#define TYPER_AFF_VAL_MASK U(0xffffffff)
#define TYPER_PROC_NUM_MASK U(0xffff)
#define TYPER_LAST_MASK U(0x1)
#define TYPER_LAST_BIT (1 << TYPER_LAST_SHIFT)
#define TYPER_LAST_BIT BIT_32(TYPER_LAST_SHIFT)
#define NUM_OF_REDIST_REGS 30
......@@ -137,102 +137,120 @@
* GICv3 CPU interface registers & constants
******************************************************************************/
/* ICC_SRE bit definitions*/
#define ICC_SRE_EN_BIT (1 << 3)
#define ICC_SRE_DIB_BIT (1 << 2)
#define ICC_SRE_DFB_BIT (1 << 1)
#define ICC_SRE_SRE_BIT (1 << 0)
#define ICC_SRE_EN_BIT BIT_32(3)
#define ICC_SRE_DIB_BIT BIT_32(2)
#define ICC_SRE_DFB_BIT BIT_32(1)
#define ICC_SRE_SRE_BIT BIT_32(0)
/* ICC_IGRPEN1_EL3 bit definitions */
#define IGRPEN1_EL3_ENABLE_G1NS_SHIFT 0
#define IGRPEN1_EL3_ENABLE_G1S_SHIFT 1
#define IGRPEN1_EL3_ENABLE_G1NS_BIT (1 << IGRPEN1_EL3_ENABLE_G1NS_SHIFT)
#define IGRPEN1_EL3_ENABLE_G1S_BIT (1 << IGRPEN1_EL3_ENABLE_G1S_SHIFT)
#define IGRPEN1_EL3_ENABLE_G1NS_BIT BIT_32(IGRPEN1_EL3_ENABLE_G1NS_SHIFT)
#define IGRPEN1_EL3_ENABLE_G1S_BIT BIT_32(IGRPEN1_EL3_ENABLE_G1S_SHIFT)
/* ICC_IGRPEN0_EL1 bit definitions */
#define IGRPEN1_EL1_ENABLE_G0_SHIFT 0
#define IGRPEN1_EL1_ENABLE_G0_BIT (1 << IGRPEN1_EL1_ENABLE_G0_SHIFT)
#define IGRPEN1_EL1_ENABLE_G0_BIT BIT_32(IGRPEN1_EL1_ENABLE_G0_SHIFT)
/* ICC_HPPIR0_EL1 bit definitions */
#define HPPIR0_EL1_INTID_SHIFT 0
#define HPPIR0_EL1_INTID_MASK 0xffffff
#define HPPIR0_EL1_INTID_MASK U(0xffffff)
/* ICC_HPPIR1_EL1 bit definitions */
#define HPPIR1_EL1_INTID_SHIFT 0
#define HPPIR1_EL1_INTID_MASK 0xffffff
#define HPPIR1_EL1_INTID_MASK U(0xffffff)
/* ICC_IAR0_EL1 bit definitions */
#define IAR0_EL1_INTID_SHIFT 0
#define IAR0_EL1_INTID_MASK 0xffffff
#define IAR0_EL1_INTID_MASK U(0xffffff)
/* ICC_IAR1_EL1 bit definitions */
#define IAR1_EL1_INTID_SHIFT 0
#define IAR1_EL1_INTID_MASK 0xffffff
#define IAR1_EL1_INTID_MASK U(0xffffff)
/* ICC SGI macros */
#define SGIR_TGT_MASK 0xffff
#define SGIR_TGT_MASK ULL(0xffff)
#define SGIR_AFF1_SHIFT 16
#define SGIR_INTID_SHIFT 24
#define SGIR_INTID_MASK 0xf
#define SGIR_INTID_MASK ULL(0xf)
#define SGIR_AFF2_SHIFT 32
#define SGIR_IRM_SHIFT 40
#define SGIR_IRM_MASK 0x1
#define SGIR_IRM_MASK ULL(0x1)
#define SGIR_AFF3_SHIFT 48
#define SGIR_AFF_MASK 0xf
#define SGIR_AFF_MASK ULL(0xf)
#define SGIR_IRM_TO_AFF 0
#define SGIR_IRM_TO_AFF U(0)
#define GICV3_SGIR_VALUE(aff3, aff2, aff1, intid, irm, tgt) \
((((uint64_t) (aff3) & SGIR_AFF_MASK) << SGIR_AFF3_SHIFT) | \
(((uint64_t) (irm) & SGIR_IRM_MASK) << SGIR_IRM_SHIFT) | \
(((uint64_t) (aff2) & SGIR_AFF_MASK) << SGIR_AFF2_SHIFT) | \
(((intid) & SGIR_INTID_MASK) << SGIR_INTID_SHIFT) | \
(((aff1) & SGIR_AFF_MASK) << SGIR_AFF1_SHIFT) | \
((tgt) & SGIR_TGT_MASK))
#define GICV3_SGIR_VALUE(_aff3, _aff2, _aff1, _intid, _irm, _tgt) \
((((uint64_t) (_aff3) & SGIR_AFF_MASK) << SGIR_AFF3_SHIFT) | \
(((uint64_t) (_irm) & SGIR_IRM_MASK) << SGIR_IRM_SHIFT) | \
(((uint64_t) (_aff2) & SGIR_AFF_MASK) << SGIR_AFF2_SHIFT) | \
(((_intid) & SGIR_INTID_MASK) << SGIR_INTID_SHIFT) | \
(((_aff1) & SGIR_AFF_MASK) << SGIR_AFF1_SHIFT) | \
((_tgt) & SGIR_TGT_MASK))
/*****************************************************************************
* GICv3 ITS registers and constants
*****************************************************************************/
#define GITS_CTLR 0x0
#define GITS_IIDR 0x4
#define GITS_TYPER 0x8
#define GITS_CBASER 0x80
#define GITS_CWRITER 0x88
#define GITS_CREADR 0x90
#define GITS_BASER 0x100
#define GITS_CTLR U(0x0)
#define GITS_IIDR U(0x4)
#define GITS_TYPER U(0x8)
#define GITS_CBASER U(0x80)
#define GITS_CWRITER U(0x88)
#define GITS_CREADR U(0x90)
#define GITS_BASER U(0x100)
/* GITS_CTLR bit definitions */
#define GITS_CTLR_ENABLED_BIT 1
#define GITS_CTLR_ENABLED_BIT BIT_32(0)
#define GITS_CTLR_QUIESCENT_SHIFT 31
#define GITS_CTLR_QUIESCENT_BIT (1U << GITS_CTLR_QUIESCENT_SHIFT)
#define GITS_CTLR_QUIESCENT_BIT BIT_32(GITS_CTLR_QUIESCENT_SHIFT)
#ifndef __ASSEMBLY__
#include <arch_helpers.h>
#include <gic_common.h>
#include <interrupt_props.h>
#include <stdbool.h>
#include <stdint.h>
#include <utils_def.h>
#define gicv3_is_intr_id_special_identifier(id) \
(((id) >= PENDING_G1S_INTID) && ((id) <= GIC_SPURIOUS_INTERRUPT))
static inline bool gicv3_is_intr_id_special_identifier(unsigned int id)
{
return (id >= PENDING_G1S_INTID) && (id <= GIC_SPURIOUS_INTERRUPT);
}
/*******************************************************************************
* Helper GICv3 macros for SEL1
******************************************************************************/
#define gicv3_acknowledge_interrupt_sel1() read_icc_iar1_el1() &\
IAR1_EL1_INTID_MASK
#define gicv3_get_pending_interrupt_id_sel1() read_icc_hppir1_el1() &\
HPPIR1_EL1_INTID_MASK
#define gicv3_end_of_interrupt_sel1(id) write_icc_eoir1_el1(id)
static inline uint32_t gicv3_acknowledge_interrupt_sel1(void)
{
return (uint32_t)read_icc_iar1_el1() & IAR1_EL1_INTID_MASK;
}
static inline uint32_t gicv3_get_pending_interrupt_id_sel1(void)
{
return (uint32_t)read_icc_hppir1_el1() & HPPIR1_EL1_INTID_MASK;
}
static inline void gicv3_end_of_interrupt_sel1(unsigned int id)
{
write_icc_eoir1_el1(id);
}
/*******************************************************************************
* Helper GICv3 macros for EL3
******************************************************************************/
#define gicv3_acknowledge_interrupt() read_icc_iar0_el1() &\
IAR0_EL1_INTID_MASK
#define gicv3_end_of_interrupt(id) write_icc_eoir0_el1(id)
static inline uint32_t gicv3_acknowledge_interrupt(void)
{
return (uint32_t)read_icc_iar0_el1() & IAR0_EL1_INTID_MASK;
}
static inline void gicv3_end_of_interrupt(unsigned int id)
{
return write_icc_eoir0_el1(id);
}
/*
* This macro returns the total number of GICD registers corresponding to
......@@ -245,7 +263,7 @@
DIV_ROUND_UP_2EVAL(TOTAL_PCPU_INTR_NUM, (1 << reg_name ## _SHIFT))
/* Interrupt ID mask for HPPIR, AHPPIR, IAR and AIAR CPU Interface registers */
#define INT_ID_MASK 0xffffff
#define INT_ID_MASK U(0xffffff)
/*******************************************************************************
* This structure describes some of the implementation defined attributes of the
......@@ -402,7 +420,7 @@ void gicv3_set_interrupt_priority(unsigned int id, unsigned int proc_num,
unsigned int priority);
void gicv3_set_interrupt_type(unsigned int id, unsigned int proc_num,
unsigned int type);
void gicv3_raise_secure_g0_sgi(int sgi_num, u_register_t target);
void gicv3_raise_secure_g0_sgi(unsigned int sgi_num, u_register_t target);
void gicv3_set_spi_routing(unsigned int id, unsigned int irm,
u_register_t mpidr);
void gicv3_set_interrupt_pending(unsigned int id, unsigned int proc_num);
......
include/plat/arm/common/arm_def.h
View file @ 612fa950
......@@ -186,25 +186,25 @@
* as Group 0 interrupts.
*/
#define ARM_G1S_IRQ_PROPS(grp) \
INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_LEVEL), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE)
#define ARM_G0_IRQ_PROPS(grp) \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0, PLAT_SDEI_NORMAL_PRI, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0, PLAT_SDEI_NORMAL_PRI, (grp), \
GIC_INTR_CFG_EDGE), \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, grp, \
INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, (grp), \
GIC_INTR_CFG_EDGE)
#define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \
......
plat/common/plat_gicv2.c
View file @ 612fa950
/*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
......@@ -8,6 +8,7 @@
#include <gicv2.h>
#include <interrupt_mgmt.h>
#include <platform.h>
#include <stdbool.h>
/*
* The following platform GIC functions are weakly defined. They
......@@ -101,7 +102,7 @@ uint32_t plat_ic_get_interrupt_type(uint32_t id)
type = gicv2_get_interrupt_group(id);
/* Assume that all secure interrupts are S-EL1 interrupts */
return type == GICV2_INTR_GROUP1 ? INTR_TYPE_NS :
return (type == GICV2_INTR_GROUP1) ? INTR_TYPE_NS :
#if GICV2_G0_FOR_EL3
INTR_TYPE_EL3;
#else
......@@ -130,9 +131,8 @@ void plat_ic_end_of_interrupt(uint32_t id)
uint32_t plat_interrupt_type_to_line(uint32_t type,
uint32_t security_state)
{
assert(type == INTR_TYPE_S_EL1 ||
type == INTR_TYPE_EL3 ||
type == INTR_TYPE_NS);
assert((type == INTR_TYPE_S_EL1) || (type == INTR_TYPE_EL3) ||
(type == INTR_TYPE_NS));
assert(sec_state_is_valid(security_state));
......@@ -144,7 +144,7 @@ uint32_t plat_interrupt_type_to_line(uint32_t type,
* Secure interrupts are signaled using the IRQ line if the FIQ is
* not enabled else they are signaled using the FIQ line.
*/
return ((gicv2_is_fiq_enabled()) ? __builtin_ctz(SCR_FIQ_BIT) :
return ((gicv2_is_fiq_enabled() != 0U) ? __builtin_ctz(SCR_FIQ_BIT) :
__builtin_ctz(SCR_IRQ_BIT));
}
......@@ -211,7 +211,7 @@ int plat_ic_has_interrupt_type(unsigned int type)
void plat_ic_set_interrupt_type(unsigned int id, unsigned int type)
{
int gicv2_type = 0;
unsigned int gicv2_type = 0U;
/* Map canonical interrupt type to GICv2 type */
switch (type) {
......@@ -226,7 +226,7 @@ void plat_ic_set_interrupt_type(unsigned int id, unsigned int type)
gicv2_type = GICV2_INTR_GROUP1;
break;
default:
assert(0);
assert(false);
break;
}
......@@ -247,7 +247,7 @@ void plat_ic_raise_el3_sgi(int sgi_num, u_register_t target)
gicv2_raise_sgi(sgi_num, id);
#else
assert(0);
assert(false);
#endif
}
......@@ -266,7 +266,7 @@ void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
proc_num = -1;
break;
default:
assert(0);
assert(false);
break;
}
......
plat/common/plat_gicv3.c
View file @ 612fa950
/*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
......@@ -11,6 +11,7 @@
#include <gicv3.h>
#include <interrupt_mgmt.h>
#include <platform.h>
#include <stdbool.h>
#ifdef IMAGE_BL31
......@@ -54,7 +55,7 @@ uint32_t plat_ic_get_pending_interrupt_id(void)
assert(IS_IN_EL3());
irqnr = gicv3_get_pending_interrupt_id();
return (gicv3_is_intr_id_special_identifier(irqnr)) ?
return gicv3_is_intr_id_special_identifier(irqnr) ?
INTR_ID_UNAVAILABLE : irqnr;
}
......@@ -73,20 +74,27 @@ uint32_t plat_ic_get_pending_interrupt_id(void)
uint32_t plat_ic_get_pending_interrupt_type(void)
{
unsigned int irqnr;
uint32_t type;
assert(IS_IN_EL3());
irqnr = gicv3_get_pending_interrupt_type();
switch (irqnr) {
case PENDING_G1S_INTID:
return INTR_TYPE_S_EL1;
type = INTR_TYPE_S_EL1;
break;
case PENDING_G1NS_INTID:
return INTR_TYPE_NS;
type = INTR_TYPE_NS;
break;
case GIC_SPURIOUS_INTERRUPT:
return INTR_TYPE_INVAL;
type = INTR_TYPE_INVAL;
break;
default:
return INTR_TYPE_EL3;
type = INTR_TYPE_EL3;
break;
}
return type;
}
/*
......@@ -132,9 +140,9 @@ void plat_ic_end_of_interrupt(uint32_t id)
uint32_t plat_interrupt_type_to_line(uint32_t type,
uint32_t security_state)
{
assert(type == INTR_TYPE_S_EL1 ||
type == INTR_TYPE_EL3 ||
type == INTR_TYPE_NS);
assert((type == INTR_TYPE_S_EL1) ||
(type == INTR_TYPE_EL3) ||
(type == INTR_TYPE_NS));
assert(sec_state_is_valid(security_state));
assert(IS_IN_EL3());
......@@ -227,9 +235,10 @@ void plat_ic_raise_el3_sgi(int sgi_num, u_register_t target)
assert(plat_core_pos_by_mpidr(target) >= 0);
/* Verify that this is a secure EL3 SGI */
assert(plat_ic_get_interrupt_type(sgi_num) == INTR_TYPE_EL3);
assert(plat_ic_get_interrupt_type((unsigned int)sgi_num) ==
INTR_TYPE_EL3);
gicv3_raise_secure_g0_sgi(sgi_num, target);
gicv3_raise_secure_g0_sgi((unsigned int)sgi_num, target);
}
void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
......@@ -246,7 +255,7 @@ void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
irm = GICV3_IRM_ANY;
break;
default:
assert(0);
assert(false);
break;
}
......@@ -274,10 +283,10 @@ unsigned int plat_ic_set_priority_mask(unsigned int mask)
unsigned int plat_ic_get_interrupt_id(unsigned int raw)
{
unsigned int id = (raw & INT_ID_MASK);
unsigned int id = raw & INT_ID_MASK;
return (gicv3_is_intr_id_special_identifier(id) ?
INTR_ID_UNAVAILABLE : id);
return gicv3_is_intr_id_special_identifier(id) ?
INTR_ID_UNAVAILABLE : id;
}
#endif
#ifdef IMAGE_BL32
......
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