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Commit 264521bf authored by davidcunado-arm's avatar davidcunado-arm Committed by GitHub
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Merge pull request #891 from vwadekar/tegra186-platform-support-v4 

Tegra186 platform support v4
parents 3b68c09c 2dd7d41a
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plat/nvidia/tegra/common/drivers/memctrl/memctrl_v1.c
View file @ 264521bf
...@@ -43,7 +43,7 @@ ...@@ -43,7 +43,7 @@
#define GPU_RESET_BIT (1 << 24) #define GPU_RESET_BIT (1 << 24)
/* Video Memory base and size (live values) */ /* Video Memory base and size (live values) */
static uintptr_t video_mem_base; static uint64_t video_mem_base;
static uint64_t video_mem_size; static uint64_t video_mem_size;
/* /*
...@@ -85,7 +85,9 @@ void tegra_memctrl_setup(void) ...@@ -85,7 +85,9 @@ void tegra_memctrl_setup(void)
(void)tegra_mc_read_32(MC_SMMU_CONFIG_0); /* read to flush writes */ (void)tegra_mc_read_32(MC_SMMU_CONFIG_0); /* read to flush writes */
/* video memory carveout */ /* video memory carveout */
tegra_mc_write_32(MC_VIDEO_PROTECT_BASE, video_mem_base); tegra_mc_write_32(MC_VIDEO_PROTECT_BASE_HI,
(uint32_t)(video_mem_base >> 32));
tegra_mc_write_32(MC_VIDEO_PROTECT_BASE_LO, (uint32_t)video_mem_base);
tegra_mc_write_32(MC_VIDEO_PROTECT_SIZE_MB, video_mem_size); tegra_mc_write_32(MC_VIDEO_PROTECT_SIZE_MB, video_mem_size);
} }
...@@ -208,7 +210,8 @@ void tegra_memctrl_videomem_setup(uint64_t phys_base, uint32_t size_in_bytes) ...@@ -208,7 +210,8 @@ void tegra_memctrl_videomem_setup(uint64_t phys_base, uint32_t size_in_bytes)
enable_mmu_el3(0); enable_mmu_el3(0);
done: done:
tegra_mc_write_32(MC_VIDEO_PROTECT_BASE, phys_base); tegra_mc_write_32(MC_VIDEO_PROTECT_BASE_HI, (uint32_t)(phys_base >> 32));
tegra_mc_write_32(MC_VIDEO_PROTECT_BASE_LO, (uint32_t)phys_base);
tegra_mc_write_32(MC_VIDEO_PROTECT_SIZE_MB, size_in_bytes >> 20); tegra_mc_write_32(MC_VIDEO_PROTECT_SIZE_MB, size_in_bytes >> 20);
/* store new values */ /* store new values */
......
plat/nvidia/tegra/common/drivers/memctrl/memctrl_v2.c
View file @ 264521bf
...@@ -136,7 +136,7 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = { ...@@ -136,7 +136,7 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = {
mc_make_sec_cfg(TSECSRDB, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(TSECSRDB, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(AXISW, SECURE, NO_OVERRIDE, DISABLE), mc_make_sec_cfg(AXISW, SECURE, NO_OVERRIDE, DISABLE),
mc_make_sec_cfg(SDMMCWAB, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(SDMMCWAB, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(AONDMAW, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(AONDMAW, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(GPUSWR2, SECURE, NO_OVERRIDE, DISABLE), mc_make_sec_cfg(GPUSWR2, SECURE, NO_OVERRIDE, DISABLE),
mc_make_sec_cfg(SATAW, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(SATAW, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(UFSHCW, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(UFSHCW, NON_SECURE, OVERRIDE, ENABLE),
...@@ -178,8 +178,8 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = { ...@@ -178,8 +178,8 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = {
mc_make_sec_cfg(SCER, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(SCER, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(XUSB_HOSTR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(XUSB_HOSTR, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(VICSRD, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(VICSRD, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(AONDMAR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(AONDMAR, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(AONW, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(AONW, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(SDMMCRA, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(SDMMCRA, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(HOST1XDMAR, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(HOST1XDMAR, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(EQOSR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(EQOSR, NON_SECURE, OVERRIDE, ENABLE),
...@@ -188,24 +188,17 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = { ...@@ -188,24 +188,17 @@ const static mc_streamid_security_cfg_t sec_cfgs[] = {
mc_make_sec_cfg(HDAR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(HDAR, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(SDMMCRAB, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(SDMMCRAB, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(ETRR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(ETRR, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(AONR, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(AONR, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(SESRD, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(SESRD, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(NVENCSRD, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(NVENCSRD, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(GPUSWR, SECURE, NO_OVERRIDE, DISABLE), mc_make_sec_cfg(GPUSWR, SECURE, NO_OVERRIDE, DISABLE),
mc_make_sec_cfg(TSECSWRB, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(TSECSWRB, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(ISPWB, NON_SECURE, OVERRIDE, ENABLE), mc_make_sec_cfg(ISPWB, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(GPUSRD2, SECURE, NO_OVERRIDE, DISABLE), mc_make_sec_cfg(GPUSRD2, SECURE, NO_OVERRIDE, DISABLE),
#if ENABLE_CHIP_VERIFICATION_HARNESS
mc_make_sec_cfg(APEDMAW, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(APER, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(APEW, NON_SECURE, OVERRIDE, ENABLE),
mc_make_sec_cfg(APEDMAR, NON_SECURE, OVERRIDE, ENABLE),
#else
mc_make_sec_cfg(APEDMAW, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(APEDMAW, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(APER, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(APER, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(APEW, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(APEW, NON_SECURE, NO_OVERRIDE, ENABLE),
mc_make_sec_cfg(APEDMAR, NON_SECURE, NO_OVERRIDE, ENABLE), mc_make_sec_cfg(APEDMAR, NON_SECURE, NO_OVERRIDE, ENABLE),
#endif
}; };
const static mc_txn_override_cfg_t mc_override_cfgs[] = { const static mc_txn_override_cfg_t mc_override_cfgs[] = {
...@@ -622,6 +615,20 @@ void tegra_memctrl_tzdram_setup(uint64_t phys_base, uint32_t size_in_bytes) ...@@ -622,6 +615,20 @@ void tegra_memctrl_tzdram_setup(uint64_t phys_base, uint32_t size_in_bytes)
tegra_mc_write_32(MC_SECURITY_CFG3_0, (uint32_t)(phys_base >> 32)); tegra_mc_write_32(MC_SECURITY_CFG3_0, (uint32_t)(phys_base >> 32));
tegra_mc_write_32(MC_SECURITY_CFG1_0, size_in_bytes >> 20); tegra_mc_write_32(MC_SECURITY_CFG1_0, size_in_bytes >> 20);
/*
* When TZ encryption enabled,
* We need setup TZDRAM before CPU to access TZ Carveout,
* otherwise CPU will fetch non-decrypted data.
* So save TZDRAM setting for retore by SC7 resume FW.
*/
mmio_write_32(TEGRA_SCRATCH_BASE + SECURE_SCRATCH_RSV55_LO,
tegra_mc_read_32(MC_SECURITY_CFG0_0));
mmio_write_32(TEGRA_SCRATCH_BASE + SECURE_SCRATCH_RSV55_HI,
tegra_mc_read_32(MC_SECURITY_CFG3_0));
mmio_write_32(TEGRA_SCRATCH_BASE + SECURE_SCRATCH_RSV54_HI,
tegra_mc_read_32(MC_SECURITY_CFG1_0));
/* /*
* MCE propogates the security configuration values across the * MCE propogates the security configuration values across the
* CCPLEX. * CCPLEX.
......
plat/nvidia/tegra/include/drivers/memctrl_v1.h
View file @ 264521bf
...@@ -60,14 +60,6 @@ ...@@ -60,14 +60,6 @@
#define MC_SMMU_TRANSLATION_ENABLE_4_0 0xb98 #define MC_SMMU_TRANSLATION_ENABLE_4_0 0xb98
#define MC_SMMU_TRANSLATION_ENABLE (~0) #define MC_SMMU_TRANSLATION_ENABLE (~0)
/* TZDRAM carveout configuration registers */
#define MC_SECURITY_CFG0_0 0x70
#define MC_SECURITY_CFG1_0 0x74
/* Video Memory carveout configuration registers */
#define MC_VIDEO_PROTECT_BASE 0x648
#define MC_VIDEO_PROTECT_SIZE_MB 0x64c
static inline uint32_t tegra_mc_read_32(uint32_t off) static inline uint32_t tegra_mc_read_32(uint32_t off)
{ {
return mmio_read_32(TEGRA_MC_BASE + off); return mmio_read_32(TEGRA_MC_BASE + off);
......
plat/nvidia/tegra/include/drivers/memctrl_v2.h
View file @ 264521bf
...@@ -352,51 +352,6 @@ typedef struct mc_streamid_security_cfg { ...@@ -352,51 +352,6 @@ typedef struct mc_streamid_security_cfg {
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */
/*******************************************************************************
* TZDRAM carveout configuration registers
******************************************************************************/
#define MC_SECURITY_CFG0_0 0x70
#define MC_SECURITY_CFG1_0 0x74
#define MC_SECURITY_CFG3_0 0x9BC
/*******************************************************************************
* Video Memory carveout configuration registers
******************************************************************************/
#define MC_VIDEO_PROTECT_BASE_HI 0x978
#define MC_VIDEO_PROTECT_BASE_LO 0x648
#define MC_VIDEO_PROTECT_SIZE_MB 0x64c
/*******************************************************************************
* TZRAM carveout (MC_SECURITY_CARVEOUT11) configuration registers
******************************************************************************/
#define MC_TZRAM_BASE_LO 0x2194
#define TZRAM_BASE_LO_SHIFT 12
#define TZRAM_BASE_LO_MASK 0xFFFFF
#define MC_TZRAM_BASE_HI 0x2198
#define TZRAM_BASE_HI_SHIFT 0
#define TZRAM_BASE_HI_MASK 3
#define MC_TZRAM_SIZE 0x219C
#define TZRAM_SIZE_RANGE_4KB_SHIFT 27
#define MC_TZRAM_CARVEOUT_CFG 0x2190
#define TZRAM_LOCK_CFG_SETTINGS_BIT (1 << 1)
#define TZRAM_ENABLE_TZ_LOCK_BIT (1 << 0)
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG0 0x21A0
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG1 0x21A4
#define TZRAM_CARVEOUT_CPU_WRITE_ACCESS_BIT (1 << 25)
#define TZRAM_CARVEOUT_CPU_READ_ACCESS_BIT (1 << 7)
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG2 0x21A8
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG3 0x21AC
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG4 0x21B0
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG5 0x21B4
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS0 0x21B8
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS1 0x21BC
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS2 0x21C0
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS3 0x21C4
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS4 0x21C8
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS5 0x21CC
/******************************************************************************* /*******************************************************************************
* Memory Controller Reset Control registers * Memory Controller Reset Control registers
******************************************************************************/ ******************************************************************************/
...@@ -437,43 +392,6 @@ typedef struct mc_streamid_security_cfg { ...@@ -437,43 +392,6 @@ typedef struct mc_streamid_security_cfg {
#define MC_CLIENT_HOTRESET_CTRL1_SCE_FLUSH_ENB (1 << 24) #define MC_CLIENT_HOTRESET_CTRL1_SCE_FLUSH_ENB (1 << 24)
#define MC_CLIENT_HOTRESET_STATUS1 0x974 #define MC_CLIENT_HOTRESET_STATUS1 0x974
/*******************************************************************************
* TSA configuration registers
******************************************************************************/
#define TSA_CONFIG_STATIC0_CSW_SESWR 0x4010
#define TSA_CONFIG_STATIC0_CSW_SESWR_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_ETRW 0x4038
#define TSA_CONFIG_STATIC0_CSW_ETRW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SDMMCWAB 0x5010
#define TSA_CONFIG_STATIC0_CSW_SDMMCWAB_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_AXISW 0x7008
#define TSA_CONFIG_STATIC0_CSW_AXISW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_HDAW 0xA008
#define TSA_CONFIG_STATIC0_CSW_HDAW_RESET 0x100
#define TSA_CONFIG_STATIC0_CSW_AONDMAW 0xB018
#define TSA_CONFIG_STATIC0_CSW_AONDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SCEDMAW 0xD018
#define TSA_CONFIG_STATIC0_CSW_SCEDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_BPMPDMAW 0xD028
#define TSA_CONFIG_STATIC0_CSW_BPMPDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_APEDMAW 0x12018
#define TSA_CONFIG_STATIC0_CSW_APEDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_UFSHCW 0x13008
#define TSA_CONFIG_STATIC0_CSW_UFSHCW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_AFIW 0x13018
#define TSA_CONFIG_STATIC0_CSW_AFIW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SATAW 0x13028
#define TSA_CONFIG_STATIC0_CSW_SATAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_EQOSW 0x13038
#define TSA_CONFIG_STATIC0_CSW_EQOSW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_XUSB_DEVW 0x15008
#define TSA_CONFIG_STATIC0_CSW_XUSB_DEVW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_XUSB_HOSTW 0x15018
#define TSA_CONFIG_STATIC0_CSW_XUSB_HOSTW_RESET 0x1100
#define TSA_CONFIG_CSW_MEMTYPE_OVERRIDE_MASK (0x3 << 11)
#define TSA_CONFIG_CSW_MEMTYPE_OVERRIDE_PASTHRU (0 << 11)
/******************************************************************************* /*******************************************************************************
* Memory Controller's PCFIFO client configuration registers * Memory Controller's PCFIFO client configuration registers
******************************************************************************/ ******************************************************************************/
......
plat/nvidia/tegra/include/t132/tegra_def.h
View file @ 264521bf
...@@ -104,6 +104,16 @@ ...@@ -104,6 +104,16 @@
******************************************************************************/ ******************************************************************************/
#define TEGRA_MC_BASE 0x70019000 #define TEGRA_MC_BASE 0x70019000
/* TZDRAM carveout configuration registers */
#define MC_SECURITY_CFG0_0 0x70
#define MC_SECURITY_CFG1_0 0x74
#define MC_SECURITY_CFG3_0 0x9BC
/* Video Memory carveout configuration registers */
#define MC_VIDEO_PROTECT_BASE_HI 0x978
#define MC_VIDEO_PROTECT_BASE_LO 0x648
#define MC_VIDEO_PROTECT_SIZE_MB 0x64c
/******************************************************************************* /*******************************************************************************
* Tegra TZRAM constants * Tegra TZRAM constants
******************************************************************************/ ******************************************************************************/
......
plat/nvidia/tegra/include/t186/tegra_def.h
View file @ 264521bf
...@@ -31,6 +31,36 @@ ...@@ -31,6 +31,36 @@
#ifndef __TEGRA_DEF_H__ #ifndef __TEGRA_DEF_H__
#define __TEGRA_DEF_H__ #define __TEGRA_DEF_H__
/*******************************************************************************
* MCE apertures used by the ARI interface
*
* Aperture 0 - Cpu0 (ARM Cortex A-57)
* Aperture 1 - Cpu1 (ARM Cortex A-57)
* Aperture 2 - Cpu2 (ARM Cortex A-57)
* Aperture 3 - Cpu3 (ARM Cortex A-57)
* Aperture 4 - Cpu4 (Denver15)
* Aperture 5 - Cpu5 (Denver15)
******************************************************************************/
#define MCE_ARI_APERTURE_0_OFFSET 0x0
#define MCE_ARI_APERTURE_1_OFFSET 0x10000
#define MCE_ARI_APERTURE_2_OFFSET 0x20000
#define MCE_ARI_APERTURE_3_OFFSET 0x30000
#define MCE_ARI_APERTURE_4_OFFSET 0x40000
#define MCE_ARI_APERTURE_5_OFFSET 0x50000
#define MCE_ARI_APERTURE_OFFSET_MAX MCE_APERTURE_5_OFFSET
/* number of apertures */
#define MCE_ARI_APERTURES_MAX 6
/* each ARI aperture is 64KB */
#define MCE_ARI_APERTURE_SIZE 0x10000
/*******************************************************************************
* CPU core id macros for the MCE_ONLINE_CORE ARI
******************************************************************************/
#define MCE_CORE_ID_MAX 8
#define MCE_CORE_ID_MASK 0x7
/******************************************************************************* /*******************************************************************************
* These values are used by the PSCI implementation during the `CPU_SUSPEND` * These values are used by the PSCI implementation during the `CPU_SUSPEND`
* and `SYSTEM_SUSPEND` calls as the `state-id` field in the 'power state' * and `SYSTEM_SUSPEND` calls as the `state-id` field in the 'power state'
...@@ -84,12 +114,88 @@ ...@@ -84,12 +114,88 @@
******************************************************************************/ ******************************************************************************/
#define TEGRA_TSA_BASE 0x02400000 #define TEGRA_TSA_BASE 0x02400000
/*******************************************************************************
* TSA configuration registers
******************************************************************************/
#define TSA_CONFIG_STATIC0_CSW_SESWR 0x4010
#define TSA_CONFIG_STATIC0_CSW_SESWR_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_ETRW 0x4038
#define TSA_CONFIG_STATIC0_CSW_ETRW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SDMMCWAB 0x5010
#define TSA_CONFIG_STATIC0_CSW_SDMMCWAB_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_AXISW 0x7008
#define TSA_CONFIG_STATIC0_CSW_AXISW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_HDAW 0xA008
#define TSA_CONFIG_STATIC0_CSW_HDAW_RESET 0x100
#define TSA_CONFIG_STATIC0_CSW_AONDMAW 0xB018
#define TSA_CONFIG_STATIC0_CSW_AONDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SCEDMAW 0xD018
#define TSA_CONFIG_STATIC0_CSW_SCEDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_BPMPDMAW 0xD028
#define TSA_CONFIG_STATIC0_CSW_BPMPDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_APEDMAW 0x12018
#define TSA_CONFIG_STATIC0_CSW_APEDMAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_UFSHCW 0x13008
#define TSA_CONFIG_STATIC0_CSW_UFSHCW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_AFIW 0x13018
#define TSA_CONFIG_STATIC0_CSW_AFIW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_SATAW 0x13028
#define TSA_CONFIG_STATIC0_CSW_SATAW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_EQOSW 0x13038
#define TSA_CONFIG_STATIC0_CSW_EQOSW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_XUSB_DEVW 0x15008
#define TSA_CONFIG_STATIC0_CSW_XUSB_DEVW_RESET 0x1100
#define TSA_CONFIG_STATIC0_CSW_XUSB_HOSTW 0x15018
#define TSA_CONFIG_STATIC0_CSW_XUSB_HOSTW_RESET 0x1100
#define TSA_CONFIG_CSW_MEMTYPE_OVERRIDE_MASK (0x3 << 11)
#define TSA_CONFIG_CSW_MEMTYPE_OVERRIDE_PASTHRU (0 << 11)
/******************************************************************************* /*******************************************************************************
* Tegra Memory Controller constants * Tegra Memory Controller constants
******************************************************************************/ ******************************************************************************/
#define TEGRA_MC_STREAMID_BASE 0x02C00000 #define TEGRA_MC_STREAMID_BASE 0x02C00000
#define TEGRA_MC_BASE 0x02C10000 #define TEGRA_MC_BASE 0x02C10000
/* TZDRAM carveout configuration registers */
#define MC_SECURITY_CFG0_0 0x70
#define MC_SECURITY_CFG1_0 0x74
#define MC_SECURITY_CFG3_0 0x9BC
/* Video Memory carveout configuration registers */
#define MC_VIDEO_PROTECT_BASE_HI 0x978
#define MC_VIDEO_PROTECT_BASE_LO 0x648
#define MC_VIDEO_PROTECT_SIZE_MB 0x64c
/* TZRAM carveout (MC_SECURITY_CARVEOUT11) configuration registers */
#define MC_TZRAM_BASE_LO 0x2194
#define TZRAM_BASE_LO_SHIFT 12
#define TZRAM_BASE_LO_MASK 0xFFFFF
#define MC_TZRAM_BASE_HI 0x2198
#define TZRAM_BASE_HI_SHIFT 0
#define TZRAM_BASE_HI_MASK 3
#define MC_TZRAM_SIZE 0x219C
#define TZRAM_SIZE_RANGE_4KB_SHIFT 27
#define MC_TZRAM_CARVEOUT_CFG 0x2190
#define TZRAM_LOCK_CFG_SETTINGS_BIT (1 << 1)
#define TZRAM_ENABLE_TZ_LOCK_BIT (1 << 0)
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG0 0x21A0
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG1 0x21A4
#define TZRAM_CARVEOUT_CPU_WRITE_ACCESS_BIT (1 << 25)
#define TZRAM_CARVEOUT_CPU_READ_ACCESS_BIT (1 << 7)
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG2 0x21A8
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG3 0x21AC
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG4 0x21B0
#define MC_TZRAM_CARVEOUT_CLIENT_ACCESS_CFG5 0x21B4
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS0 0x21B8
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS1 0x21BC
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS2 0x21C0
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS3 0x21C4
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS4 0x21C8
#define MC_TZRAM_CARVEOUT_FORCE_INTERNAL_ACCESS5 0x21CC
/******************************************************************************* /*******************************************************************************
* Tegra UART Controller constants * Tegra UART Controller constants
******************************************************************************/ ******************************************************************************/
...@@ -148,6 +254,9 @@ ...@@ -148,6 +254,9 @@
#define SECURE_SCRATCH_RSV11_HI 0x6AC #define SECURE_SCRATCH_RSV11_HI 0x6AC
#define SECURE_SCRATCH_RSV53_LO 0x7F8 #define SECURE_SCRATCH_RSV53_LO 0x7F8
#define SECURE_SCRATCH_RSV53_HI 0x7FC #define SECURE_SCRATCH_RSV53_HI 0x7FC
#define SECURE_SCRATCH_RSV54_HI 0x804
#define SECURE_SCRATCH_RSV55_LO 0x808
#define SECURE_SCRATCH_RSV55_HI 0x80C
/******************************************************************************* /*******************************************************************************
* Tegra Memory Mapped Control Register Access Bus constants * Tegra Memory Mapped Control Register Access Bus constants
......
plat/nvidia/tegra/include/t210/tegra_def.h
View file @ 264521bf
...@@ -129,6 +129,16 @@ ...@@ -129,6 +129,16 @@
******************************************************************************/ ******************************************************************************/
#define TEGRA_MC_BASE 0x70019000 #define TEGRA_MC_BASE 0x70019000
/* TZDRAM carveout configuration registers */
#define MC_SECURITY_CFG0_0 0x70
#define MC_SECURITY_CFG1_0 0x74
#define MC_SECURITY_CFG3_0 0x9BC
/* Video Memory carveout configuration registers */
#define MC_VIDEO_PROTECT_BASE_HI 0x978
#define MC_VIDEO_PROTECT_BASE_LO 0x648
#define MC_VIDEO_PROTECT_SIZE_MB 0x64c
/******************************************************************************* /*******************************************************************************
* Tegra TZRAM constants * Tegra TZRAM constants
******************************************************************************/ ******************************************************************************/
......
plat/nvidia/tegra/soc/t186/drivers/include/mce.h
View file @ 264521bf
...@@ -34,68 +34,29 @@ ...@@ -34,68 +34,29 @@
#include <mmio.h> #include <mmio.h>
#include <tegra_def.h> #include <tegra_def.h>
/*******************************************************************************
* MCE apertures used by the ARI interface
*
* Aperture 0 - Cpu0 (ARM Cortex A-57)
* Aperture 1 - Cpu1 (ARM Cortex A-57)
* Aperture 2 - Cpu2 (ARM Cortex A-57)
* Aperture 3 - Cpu3 (ARM Cortex A-57)
* Aperture 4 - Cpu4 (Denver15)
* Aperture 5 - Cpu5 (Denver15)
******************************************************************************/
#define MCE_ARI_APERTURE_0_OFFSET 0x0
#define MCE_ARI_APERTURE_1_OFFSET 0x10000
#define MCE_ARI_APERTURE_2_OFFSET 0x20000
#define MCE_ARI_APERTURE_3_OFFSET 0x30000
#define MCE_ARI_APERTURE_4_OFFSET 0x40000
#define MCE_ARI_APERTURE_5_OFFSET 0x50000
#define MCE_ARI_APERTURE_OFFSET_MAX MCE_APERTURE_5_OFFSET
/* number of apertures */
#define MCE_ARI_APERTURES_MAX 6
/* each ARI aperture is 64KB */
#define MCE_ARI_APERTURE_SIZE 0x10000
/*******************************************************************************
* CPU core ids - used by the MCE_ONLINE_CORE ARI
******************************************************************************/
typedef enum mce_core_id {
MCE_CORE_ID_DENVER_15_0,
MCE_CORE_ID_DENVER_15_1,
/* 2 and 3 are reserved */
MCE_CORE_ID_A57_0 = 4,
MCE_CORE_ID_A57_1,
MCE_CORE_ID_A57_2,
MCE_CORE_ID_A57_3,
MCE_CORE_ID_MAX
} mce_core_id_t;
#define MCE_CORE_ID_MASK 0x7
/******************************************************************************* /*******************************************************************************
* MCE commands * MCE commands
******************************************************************************/ ******************************************************************************/
typedef enum mce_cmd { typedef enum mce_cmd {
MCE_CMD_ENTER_CSTATE = 0, MCE_CMD_ENTER_CSTATE = 0,
MCE_CMD_UPDATE_CSTATE_INFO, MCE_CMD_UPDATE_CSTATE_INFO = 1,
MCE_CMD_UPDATE_CROSSOVER_TIME, MCE_CMD_UPDATE_CROSSOVER_TIME = 2,
MCE_CMD_READ_CSTATE_STATS, MCE_CMD_READ_CSTATE_STATS = 3,
MCE_CMD_WRITE_CSTATE_STATS, MCE_CMD_WRITE_CSTATE_STATS = 4,
MCE_CMD_IS_SC7_ALLOWED, MCE_CMD_IS_SC7_ALLOWED = 5,
MCE_CMD_ONLINE_CORE, MCE_CMD_ONLINE_CORE = 6,
MCE_CMD_CC3_CTRL, MCE_CMD_CC3_CTRL = 7,
MCE_CMD_ECHO_DATA, MCE_CMD_ECHO_DATA = 8,
MCE_CMD_READ_VERSIONS, MCE_CMD_READ_VERSIONS = 9,
MCE_CMD_ENUM_FEATURES, MCE_CMD_ENUM_FEATURES = 10,
MCE_CMD_ROC_FLUSH_CACHE_TRBITS, MCE_CMD_ROC_FLUSH_CACHE_TRBITS = 11,
MCE_CMD_ENUM_READ_MCA, MCE_CMD_ENUM_READ_MCA = 12,
MCE_CMD_ENUM_WRITE_MCA, MCE_CMD_ENUM_WRITE_MCA = 13,
MCE_CMD_ROC_FLUSH_CACHE, MCE_CMD_ROC_FLUSH_CACHE = 14,
MCE_CMD_ROC_CLEAN_CACHE, MCE_CMD_ROC_CLEAN_CACHE = 15,
MCE_CMD_ENABLE_LATIC, MCE_CMD_ENABLE_LATIC = 16,
MCE_CMD_UNCORE_PERFMON_REQ, MCE_CMD_UNCORE_PERFMON_REQ = 17,
MCE_CMD_MISC_CCPLEX = 18,
MCE_CMD_IS_CCX_ALLOWED = 0xFE, MCE_CMD_IS_CCX_ALLOWED = 0xFE,
MCE_CMD_MAX = 0xFF, MCE_CMD_MAX = 0xFF,
} mce_cmd_t; } mce_cmd_t;
...@@ -337,9 +298,7 @@ typedef struct arch_mce_ops { ...@@ -337,9 +298,7 @@ typedef struct arch_mce_ops {
* This ARI request allows updating the reset vector register for * This ARI request allows updating the reset vector register for
* D15 and A57 CPUs. * D15 and A57 CPUs.
*/ */
int (*update_reset_vector)(uint32_t ari_base, int (*update_reset_vector)(uint32_t ari_base);
uint32_t addr_low,
uint32_t addr_high);
/* /*
* This ARI request instructs the ROC to flush A57 data caches in * This ARI request instructs the ROC to flush A57 data caches in
* order to maintain coherency with the Denver cluster. * order to maintain coherency with the Denver cluster.
...@@ -386,11 +345,17 @@ typedef struct arch_mce_ops { ...@@ -386,11 +345,17 @@ typedef struct arch_mce_ops {
*/ */
int (*read_write_uncore_perfmon)(uint32_t ari_base, int (*read_write_uncore_perfmon)(uint32_t ari_base,
uncore_perfmon_req_t req, uint64_t *data); uncore_perfmon_req_t req, uint64_t *data);
/*
* This ARI implements ARI_MISC_CCPLEX commands. This can be
* used to enable/disable coresight clock gating.
*/
void (*misc_ccplex)(uint32_t ari_base, uint32_t index,
uint32_t value);
} arch_mce_ops_t; } arch_mce_ops_t;
int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1, int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1,
uint64_t arg2); uint64_t arg2);
int mce_update_reset_vector(uint32_t addr_lo, uint32_t addr_hi); int mce_update_reset_vector(void);
int mce_update_gsc_videomem(void); int mce_update_gsc_videomem(void);
int mce_update_gsc_tzdram(void); int mce_update_gsc_tzdram(void);
int mce_update_gsc_tzram(void); int mce_update_gsc_tzram(void);
...@@ -411,7 +376,7 @@ int ari_is_ccx_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time); ...@@ -411,7 +376,7 @@ int ari_is_ccx_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time);
int ari_is_sc7_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time); int ari_is_sc7_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time);
int ari_online_core(uint32_t ari_base, uint32_t core); int ari_online_core(uint32_t ari_base, uint32_t core);
int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable); int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable);
int ari_reset_vector_update(uint32_t ari_base, uint32_t lo, uint32_t hi); int ari_reset_vector_update(uint32_t ari_base);
int ari_roc_flush_cache_trbits(uint32_t ari_base); int ari_roc_flush_cache_trbits(uint32_t ari_base);
int ari_roc_flush_cache(uint32_t ari_base); int ari_roc_flush_cache(uint32_t ari_base);
int ari_roc_clean_cache(uint32_t ari_base); int ari_roc_clean_cache(uint32_t ari_base);
...@@ -420,6 +385,7 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx); ...@@ -420,6 +385,7 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx);
void ari_enter_ccplex_state(uint32_t ari_base, uint32_t state_idx); void ari_enter_ccplex_state(uint32_t ari_base, uint32_t state_idx);
int ari_read_write_uncore_perfmon(uint32_t ari_base, int ari_read_write_uncore_perfmon(uint32_t ari_base,
uncore_perfmon_req_t req, uint64_t *data); uncore_perfmon_req_t req, uint64_t *data);
void ari_misc_ccplex(uint32_t ari_base, uint32_t index, uint32_t value);
int nvg_enter_cstate(uint32_t ari_base, uint32_t state, uint32_t wake_time); int nvg_enter_cstate(uint32_t ari_base, uint32_t state, uint32_t wake_time);
int nvg_update_cstate_info(uint32_t ari_base, uint32_t cluster, uint32_t ccplex, int nvg_update_cstate_info(uint32_t ari_base, uint32_t cluster, uint32_t ccplex,
......
plat/nvidia/tegra/soc/t186/drivers/include/t18x_ari.h
View file @ 264521bf
...@@ -40,8 +40,8 @@ ...@@ -40,8 +40,8 @@
*/ */
enum { enum {
TEGRA_ARI_VERSION_MAJOR = 2, TEGRA_ARI_VERSION_MAJOR = 3,
TEGRA_ARI_VERSION_MINOR = 19, TEGRA_ARI_VERSION_MINOR = 0,
}; };
typedef enum { typedef enum {
...@@ -107,15 +107,15 @@ typedef enum { ...@@ -107,15 +107,15 @@ typedef enum {
typedef enum { typedef enum {
TEGRA_ARI_CCPLEX_CCP0 = 0, TEGRA_ARI_CCPLEX_CCP0 = 0,
TEGRA_ARI_CCPLEX_CCP1 = 1, TEGRA_ARI_CCPLEX_CCP1 = 1,
TEGRA_ARI_CCPLEX_CCP3 = 3, TEGRA_ARI_CCPLEX_CCP3 = 3, /* obsoleted */
} tegra_ari_ccplex_sleep_state_t; } tegra_ari_ccplex_sleep_state_t;
typedef enum { typedef enum {
TEGRA_ARI_SYSTEM_SC0 = 0, TEGRA_ARI_SYSTEM_SC0 = 0,
TEGRA_ARI_SYSTEM_SC1 = 1, TEGRA_ARI_SYSTEM_SC1 = 1, /* obsoleted */
TEGRA_ARI_SYSTEM_SC2 = 2, TEGRA_ARI_SYSTEM_SC2 = 2, /* obsoleted */
TEGRA_ARI_SYSTEM_SC3 = 3, TEGRA_ARI_SYSTEM_SC3 = 3, /* obsoleted */
TEGRA_ARI_SYSTEM_SC4 = 4, TEGRA_ARI_SYSTEM_SC4 = 4, /* obsoleted */
TEGRA_ARI_SYSTEM_SC7 = 7, TEGRA_ARI_SYSTEM_SC7 = 7,
TEGRA_ARI_SYSTEM_SC8 = 8, TEGRA_ARI_SYSTEM_SC8 = 8,
} tegra_ari_system_sleep_state_t; } tegra_ari_system_sleep_state_t;
...@@ -124,21 +124,22 @@ typedef enum { ...@@ -124,21 +124,22 @@ typedef enum {
TEGRA_ARI_CROSSOVER_C1_C6 = 0, TEGRA_ARI_CROSSOVER_C1_C6 = 0,
TEGRA_ARI_CROSSOVER_CC1_CC6 = 1, TEGRA_ARI_CROSSOVER_CC1_CC6 = 1,
TEGRA_ARI_CROSSOVER_CC1_CC7 = 2, TEGRA_ARI_CROSSOVER_CC1_CC7 = 2,
TEGRA_ARI_CROSSOVER_CCP1_CCP3 = 3, TEGRA_ARI_CROSSOVER_CCP1_CCP3 = 3, /* obsoleted */
TEGRA_ARI_CROSSOVER_CCP3_SC2 = 4, TEGRA_ARI_CROSSOVER_CCP3_SC2 = 4, /* obsoleted */
TEGRA_ARI_CROSSOVER_CCP3_SC3 = 5, TEGRA_ARI_CROSSOVER_CCP3_SC3 = 5, /* obsoleted */
TEGRA_ARI_CROSSOVER_CCP3_SC4 = 6, TEGRA_ARI_CROSSOVER_CCP3_SC4 = 6, /* obsoleted */
TEGRA_ARI_CROSSOVER_CCP3_SC7 = 7, TEGRA_ARI_CROSSOVER_CCP3_SC7 = 7, /* obsoleted */
TEGRA_ARI_CROSSOVER_CCP3_SC1 = 8, TEGRA_ARI_CROSSOVER_SC0_SC7 = 7,
TEGRA_ARI_CROSSOVER_CCP3_SC1 = 8, /* obsoleted */
} tegra_ari_crossover_index_t; } tegra_ari_crossover_index_t;
typedef enum { typedef enum {
TEGRA_ARI_CSTATE_STATS_CLEAR = 0, TEGRA_ARI_CSTATE_STATS_CLEAR = 0,
TEGRA_ARI_CSTATE_STATS_SC7_ENTRIES = 1, TEGRA_ARI_CSTATE_STATS_SC7_ENTRIES,
TEGRA_ARI_CSTATE_STATS_SC4_ENTRIES, TEGRA_ARI_CSTATE_STATS_SC4_ENTRIES, /* obsoleted */
TEGRA_ARI_CSTATE_STATS_SC3_ENTRIES, TEGRA_ARI_CSTATE_STATS_SC3_ENTRIES, /* obsoleted */
TEGRA_ARI_CSTATE_STATS_SC2_ENTRIES, TEGRA_ARI_CSTATE_STATS_SC2_ENTRIES, /* obsoleted */
TEGRA_ARI_CSTATE_STATS_CCP3_ENTRIES, TEGRA_ARI_CSTATE_STATS_CCP3_ENTRIES, /* obsoleted */
TEGRA_ARI_CSTATE_STATS_A57_CC6_ENTRIES, TEGRA_ARI_CSTATE_STATS_A57_CC6_ENTRIES,
TEGRA_ARI_CSTATE_STATS_A57_CC7_ENTRIES, TEGRA_ARI_CSTATE_STATS_A57_CC7_ENTRIES,
TEGRA_ARI_CSTATE_STATS_D15_CC6_ENTRIES, TEGRA_ARI_CSTATE_STATS_D15_CC6_ENTRIES,
...@@ -403,17 +404,18 @@ typedef enum { ...@@ -403,17 +404,18 @@ typedef enum {
TEGRA_NVG_CHANNEL_CROSSOVER_C1_C6 = 5, TEGRA_NVG_CHANNEL_CROSSOVER_C1_C6 = 5,
TEGRA_NVG_CHANNEL_CROSSOVER_CC1_CC6 = 6, TEGRA_NVG_CHANNEL_CROSSOVER_CC1_CC6 = 6,
TEGRA_NVG_CHANNEL_CROSSOVER_CC1_CC7 = 7, TEGRA_NVG_CHANNEL_CROSSOVER_CC1_CC7 = 7,
TEGRA_NVG_CHANNEL_CROSSOVER_CCP1_CCP3 = 8, TEGRA_NVG_CHANNEL_CROSSOVER_CCP1_CCP3 = 8, /* obsoleted */
TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC2 = 9, TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC2 = 9, /* obsoleted */
TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC3 = 10, TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC3 = 10, /* obsoleted */
TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC4 = 11, TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC4 = 11, /* obsoleted */
TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC7 = 12, TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC7 = 12, /* obsoleted */
TEGRA_NVG_CHANNEL_CROSSOVER_SC0_SC7 = 12,
TEGRA_NVG_CHANNEL_CSTATE_STATS_CLEAR = 13, TEGRA_NVG_CHANNEL_CSTATE_STATS_CLEAR = 13,
TEGRA_NVG_CHANNEL_CSTATE_STATS_SC7_ENTRIES = 14, TEGRA_NVG_CHANNEL_CSTATE_STATS_SC7_ENTRIES = 14,
TEGRA_NVG_CHANNEL_CSTATE_STATS_SC4_ENTRIES = 15, TEGRA_NVG_CHANNEL_CSTATE_STATS_SC4_ENTRIES = 15, /* obsoleted */
TEGRA_NVG_CHANNEL_CSTATE_STATS_SC3_ENTRIES = 16, TEGRA_NVG_CHANNEL_CSTATE_STATS_SC3_ENTRIES = 16, /* obsoleted */
TEGRA_NVG_CHANNEL_CSTATE_STATS_SC2_ENTRIES = 17, TEGRA_NVG_CHANNEL_CSTATE_STATS_SC2_ENTRIES = 17, /* obsoleted */
TEGRA_NVG_CHANNEL_CSTATE_STATS_CCP3_ENTRIES = 18, TEGRA_NVG_CHANNEL_CSTATE_STATS_CCP3_ENTRIES = 18, /* obsoleted */
TEGRA_NVG_CHANNEL_CSTATE_STATS_A57_CC6_ENTRIES = 19, TEGRA_NVG_CHANNEL_CSTATE_STATS_A57_CC6_ENTRIES = 19,
TEGRA_NVG_CHANNEL_CSTATE_STATS_A57_CC7_ENTRIES = 20, TEGRA_NVG_CHANNEL_CSTATE_STATS_A57_CC7_ENTRIES = 20,
TEGRA_NVG_CHANNEL_CSTATE_STATS_D15_CC6_ENTRIES = 21, TEGRA_NVG_CHANNEL_CSTATE_STATS_D15_CC6_ENTRIES = 21,
...@@ -441,10 +443,8 @@ typedef enum { ...@@ -441,10 +443,8 @@ typedef enum {
TEGRA_NVG_CHANNEL_IS_SC7_ALLOWED = 43, TEGRA_NVG_CHANNEL_IS_SC7_ALLOWED = 43,
TEGRA_NVG_CHANNEL_ONLINE_CORE = 44, TEGRA_NVG_CHANNEL_ONLINE_CORE = 44,
TEGRA_NVG_CHANNEL_CC3_CTRL = 45, TEGRA_NVG_CHANNEL_CC3_CTRL = 45,
TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC1 = 46, TEGRA_NVG_CHANNEL_CROSSOVER_CCP3_SC1 = 46, /* obsoleted */
TEGRA_NVG_CHANNEL_LAST_INDEX, TEGRA_NVG_CHANNEL_LAST_INDEX,
} tegra_nvg_channel_id_t; } tegra_nvg_channel_id_t;
#endif /* T18X_TEGRA_ARI_H */ #endif /* T18X_TEGRA_ARI_H */
plat/nvidia/tegra/soc/t186/drivers/mce/ari.c
View file @ 264521bf
...@@ -129,6 +129,9 @@ int ari_enter_cstate(uint32_t ari_base, uint32_t state, uint32_t wake_time) ...@@ -129,6 +129,9 @@ int ari_enter_cstate(uint32_t ari_base, uint32_t state, uint32_t wake_time)
return EINVAL; return EINVAL;
} }
/* clean the previous response state */
ari_clobber_response(ari_base);
/* Enter the cstate, to be woken up after wake_time (TSC ticks) */ /* Enter the cstate, to be woken up after wake_time (TSC ticks) */
return ari_request_wait(ari_base, ARI_EVT_MASK_STANDBYWFI_BIT, return ari_request_wait(ari_base, ARI_EVT_MASK_STANDBYWFI_BIT,
TEGRA_ARI_ENTER_CSTATE, state, wake_time); TEGRA_ARI_ENTER_CSTATE, state, wake_time);
...@@ -140,6 +143,9 @@ int ari_update_cstate_info(uint32_t ari_base, uint32_t cluster, uint32_t ccplex, ...@@ -140,6 +143,9 @@ int ari_update_cstate_info(uint32_t ari_base, uint32_t cluster, uint32_t ccplex,
{ {
uint32_t val = 0; uint32_t val = 0;
/* clean the previous response state */
ari_clobber_response(ari_base);
/* update CLUSTER_CSTATE? */ /* update CLUSTER_CSTATE? */
if (cluster) if (cluster)
val |= (cluster & CLUSTER_CSTATE_MASK) | val |= (cluster & CLUSTER_CSTATE_MASK) |
...@@ -172,6 +178,9 @@ int ari_update_crossover_time(uint32_t ari_base, uint32_t type, uint32_t time) ...@@ -172,6 +178,9 @@ int ari_update_crossover_time(uint32_t ari_base, uint32_t type, uint32_t time)
(type > TEGRA_ARI_CROSSOVER_CCP3_SC1)) (type > TEGRA_ARI_CROSSOVER_CCP3_SC1))
return EINVAL; return EINVAL;
/* clean the previous response state */
ari_clobber_response(ari_base);
/* update crossover threshold time */ /* update crossover threshold time */
return ari_request_wait(ari_base, 0, TEGRA_ARI_UPDATE_CROSSOVER, return ari_request_wait(ari_base, 0, TEGRA_ARI_UPDATE_CROSSOVER,
type, time); type, time);
...@@ -185,6 +194,9 @@ uint64_t ari_read_cstate_stats(uint32_t ari_base, uint32_t state) ...@@ -185,6 +194,9 @@ uint64_t ari_read_cstate_stats(uint32_t ari_base, uint32_t state)
if (state == 0) if (state == 0)
return EINVAL; return EINVAL;
/* clean the previous response state */
ari_clobber_response(ari_base);
ret = ari_request_wait(ari_base, 0, TEGRA_ARI_CSTATE_STATS, state, 0); ret = ari_request_wait(ari_base, 0, TEGRA_ARI_CSTATE_STATS, state, 0);
if (ret != 0) if (ret != 0)
return EINVAL; return EINVAL;
...@@ -194,6 +206,9 @@ uint64_t ari_read_cstate_stats(uint32_t ari_base, uint32_t state) ...@@ -194,6 +206,9 @@ uint64_t ari_read_cstate_stats(uint32_t ari_base, uint32_t state)
int ari_write_cstate_stats(uint32_t ari_base, uint32_t state, uint32_t stats) int ari_write_cstate_stats(uint32_t ari_base, uint32_t state, uint32_t stats)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
/* write the cstate stats */ /* write the cstate stats */
return ari_request_wait(ari_base, 0, TEGRA_ARI_WRITE_CSTATE_STATS, state, return ari_request_wait(ari_base, 0, TEGRA_ARI_WRITE_CSTATE_STATS, state,
stats); stats);
...@@ -226,6 +241,9 @@ int ari_is_ccx_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time) ...@@ -226,6 +241,9 @@ int ari_is_ccx_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time)
{ {
int ret; int ret;
/* clean the previous response state */
ari_clobber_response(ari_base);
ret = ari_request_wait(ari_base, 0, TEGRA_ARI_IS_CCX_ALLOWED, state & 0x7, ret = ari_request_wait(ari_base, 0, TEGRA_ARI_IS_CCX_ALLOWED, state & 0x7,
wake_time); wake_time);
if (ret) { if (ret) {
...@@ -248,6 +266,9 @@ int ari_is_sc7_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time) ...@@ -248,6 +266,9 @@ int ari_is_sc7_allowed(uint32_t ari_base, uint32_t state, uint32_t wake_time)
return EINVAL; return EINVAL;
} }
/* clean the previous response state */
ari_clobber_response(ari_base);
ret = ari_request_wait(ari_base, 0, TEGRA_ARI_IS_SC7_ALLOWED, state, ret = ari_request_wait(ari_base, 0, TEGRA_ARI_IS_SC7_ALLOWED, state,
wake_time); wake_time);
if (ret) { if (ret) {
...@@ -283,6 +304,9 @@ int ari_online_core(uint32_t ari_base, uint32_t core) ...@@ -283,6 +304,9 @@ int ari_online_core(uint32_t ari_base, uint32_t core)
return EINVAL; return EINVAL;
} }
/* clean the previous response state */
ari_clobber_response(ari_base);
return ari_request_wait(ari_base, 0, TEGRA_ARI_ONLINE_CORE, core, 0); return ari_request_wait(ari_base, 0, TEGRA_ARI_ONLINE_CORE, core, 0);
} }
...@@ -290,6 +314,9 @@ int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable ...@@ -290,6 +314,9 @@ int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable
{ {
int val; int val;
/* clean the previous response state */
ari_clobber_response(ari_base);
/* /*
* If the enable bit is cleared, Auto-CC3 will be disabled by setting * If the enable bit is cleared, Auto-CC3 will be disabled by setting
* the SW visible voltage/frequency request registers for all non * the SW visible voltage/frequency request registers for all non
...@@ -307,31 +334,43 @@ int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable ...@@ -307,31 +334,43 @@ int ari_cc3_ctrl(uint32_t ari_base, uint32_t freq, uint32_t volt, uint8_t enable
return ari_request_wait(ari_base, 0, TEGRA_ARI_CC3_CTRL, val, 0); return ari_request_wait(ari_base, 0, TEGRA_ARI_CC3_CTRL, val, 0);
} }
int ari_reset_vector_update(uint32_t ari_base, uint32_t lo, uint32_t hi) int ari_reset_vector_update(uint32_t ari_base)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
/* /*
* Need to program the CPU reset vector one time during cold boot * Need to program the CPU reset vector one time during cold boot
* and SC7 exit * and SC7 exit
*/ */
ari_request_wait(ari_base, 0, TEGRA_ARI_COPY_MISCREG_AA64_RST, lo, hi); ari_request_wait(ari_base, 0, TEGRA_ARI_COPY_MISCREG_AA64_RST, 0, 0);
return 0; return 0;
} }
int ari_roc_flush_cache_trbits(uint32_t ari_base) int ari_roc_flush_cache_trbits(uint32_t ari_base)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_FLUSH_CACHE_TRBITS, return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_FLUSH_CACHE_TRBITS,
0, 0); 0, 0);
} }
int ari_roc_flush_cache(uint32_t ari_base) int ari_roc_flush_cache(uint32_t ari_base)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_FLUSH_CACHE_ONLY, return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_FLUSH_CACHE_ONLY,
0, 0); 0, 0);
} }
int ari_roc_clean_cache(uint32_t ari_base) int ari_roc_clean_cache(uint32_t ari_base)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_CLEAN_CACHE_ONLY, return ari_request_wait(ari_base, 0, TEGRA_ARI_ROC_CLEAN_CACHE_ONLY,
0, 0); 0, 0);
} }
...@@ -372,6 +411,9 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx) ...@@ -372,6 +411,9 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx)
if (gsc_idx > TEGRA_ARI_GSC_VPR_IDX) if (gsc_idx > TEGRA_ARI_GSC_VPR_IDX)
return EINVAL; return EINVAL;
/* clean the previous response state */
ari_clobber_response(ari_base);
/* /*
* The MCE code will read the GSC carveout value, corrseponding to * The MCE code will read the GSC carveout value, corrseponding to
* the ID, from the MC registers and update the internal GSC registers * the ID, from the MC registers and update the internal GSC registers
...@@ -384,6 +426,9 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx) ...@@ -384,6 +426,9 @@ int ari_update_ccplex_gsc(uint32_t ari_base, uint32_t gsc_idx)
void ari_enter_ccplex_state(uint32_t ari_base, uint32_t state_idx) void ari_enter_ccplex_state(uint32_t ari_base, uint32_t state_idx)
{ {
/* clean the previous response state */
ari_clobber_response(ari_base);
/* /*
* The MCE will shutdown or restart the entire system * The MCE will shutdown or restart the entire system
*/ */
...@@ -396,6 +441,9 @@ int ari_read_write_uncore_perfmon(uint32_t ari_base, ...@@ -396,6 +441,9 @@ int ari_read_write_uncore_perfmon(uint32_t ari_base,
int ret; int ret;
uint32_t val; uint32_t val;
/* clean the previous response state */
ari_clobber_response(ari_base);
/* sanity check input parameters */ /* sanity check input parameters */
if (req.perfmon_command.cmd == UNCORE_PERFMON_CMD_READ && !data) { if (req.perfmon_command.cmd == UNCORE_PERFMON_CMD_READ && !data) {
ERROR("invalid parameters\n"); ERROR("invalid parameters\n");
...@@ -427,3 +475,22 @@ int ari_read_write_uncore_perfmon(uint32_t ari_base, ...@@ -427,3 +475,22 @@ int ari_read_write_uncore_perfmon(uint32_t ari_base,
return (int)req.perfmon_status.val; return (int)req.perfmon_status.val;
} }
void ari_misc_ccplex(uint32_t ari_base, uint32_t index, uint32_t value)
{
/*
* This invokes the ARI_MISC_CCPLEX commands. This can be
* used to enable/disable coresight clock gating.
*/
if ((index > TEGRA_ARI_MISC_CCPLEX_CORESIGHT_CG_CTRL) ||
((index == TEGRA_ARI_MISC_CCPLEX_CORESIGHT_CG_CTRL) &&
(value > 1))) {
ERROR("%s: invalid parameters \n", __func__);
return;
}
/* clean the previous response state */
ari_clobber_response(ari_base);
(void)ari_request_wait(ari_base, 0, TEGRA_ARI_MISC_CCPLEX, index, value);
}
plat/nvidia/tegra/soc/t186/drivers/mce/mce.c
View file @ 264521bf
...@@ -63,7 +63,8 @@ static arch_mce_ops_t nvg_mce_ops = { ...@@ -63,7 +63,8 @@ static arch_mce_ops_t nvg_mce_ops = {
.read_write_mca = ari_read_write_mca, .read_write_mca = ari_read_write_mca,
.update_ccplex_gsc = ari_update_ccplex_gsc, .update_ccplex_gsc = ari_update_ccplex_gsc,
.enter_ccplex_state = ari_enter_ccplex_state, .enter_ccplex_state = ari_enter_ccplex_state,
.read_write_uncore_perfmon = ari_read_write_uncore_perfmon .read_write_uncore_perfmon = ari_read_write_uncore_perfmon,
.misc_ccplex = ari_misc_ccplex
}; };
/* ARI functions handlers */ /* ARI functions handlers */
...@@ -85,7 +86,8 @@ static arch_mce_ops_t ari_mce_ops = { ...@@ -85,7 +86,8 @@ static arch_mce_ops_t ari_mce_ops = {
.read_write_mca = ari_read_write_mca, .read_write_mca = ari_read_write_mca,
.update_ccplex_gsc = ari_update_ccplex_gsc, .update_ccplex_gsc = ari_update_ccplex_gsc,
.enter_ccplex_state = ari_enter_ccplex_state, .enter_ccplex_state = ari_enter_ccplex_state,
.read_write_uncore_perfmon = ari_read_write_uncore_perfmon .read_write_uncore_perfmon = ari_read_write_uncore_perfmon,
.misc_ccplex = ari_misc_ccplex
}; };
typedef struct mce_config { typedef struct mce_config {
...@@ -307,14 +309,12 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1, ...@@ -307,14 +309,12 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1,
break; break;
case MCE_CMD_ENUM_FEATURES: case MCE_CMD_ENUM_FEATURES:
ret = ops->call_enum_misc(cpu_ari_base, ret64 = ops->call_enum_misc(cpu_ari_base,
TEGRA_ARI_MISC_FEATURE_LEAF_0, arg0); TEGRA_ARI_MISC_FEATURE_LEAF_0, arg0);
/* update context to return features value */ /* update context to return features value */
write_ctx_reg(gp_regs, CTX_GPREG_X1, ret64); write_ctx_reg(gp_regs, CTX_GPREG_X1, ret64);
ret = 0;
break; break;
case MCE_CMD_ROC_FLUSH_CACHE_TRBITS: case MCE_CMD_ROC_FLUSH_CACHE_TRBITS:
...@@ -387,6 +387,11 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1, ...@@ -387,6 +387,11 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1,
write_ctx_reg(gp_regs, CTX_GPREG_X1, arg1); write_ctx_reg(gp_regs, CTX_GPREG_X1, arg1);
break; break;
case MCE_CMD_MISC_CCPLEX:
ops->misc_ccplex(cpu_ari_base, arg0, arg1);
break;
default: default:
ERROR("unknown MCE command (%d)\n", cmd); ERROR("unknown MCE command (%d)\n", cmd);
return EINVAL; return EINVAL;
...@@ -398,11 +403,11 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1, ...@@ -398,11 +403,11 @@ int mce_command_handler(mce_cmd_t cmd, uint64_t arg0, uint64_t arg1,
/******************************************************************************* /*******************************************************************************
* Handler to update the reset vector for CPUs * Handler to update the reset vector for CPUs
******************************************************************************/ ******************************************************************************/
int mce_update_reset_vector(uint32_t addr_lo, uint32_t addr_hi) int mce_update_reset_vector(void)
{ {
arch_mce_ops_t *ops = mce_get_curr_cpu_ops(); arch_mce_ops_t *ops = mce_get_curr_cpu_ops();
ops->update_reset_vector(mce_get_curr_cpu_ari_base(), addr_lo, addr_hi); ops->update_reset_vector(mce_get_curr_cpu_ari_base());
return 0; return 0;
} }
......
plat/nvidia/tegra/soc/t186/plat_psci_handlers.c
View file @ 264521bf
...@@ -55,7 +55,7 @@ extern uint32_t __tegra186_cpu_reset_handler_data, ...@@ -55,7 +55,7 @@ extern uint32_t __tegra186_cpu_reset_handler_data,
/* state id mask */ /* state id mask */
#define TEGRA186_STATE_ID_MASK 0xF #define TEGRA186_STATE_ID_MASK 0xF
/* constants to get power state's wake time */ /* constants to get power state's wake time */
#define TEGRA186_WAKE_TIME_MASK 0xFFFFFF #define TEGRA186_WAKE_TIME_MASK 0x0FFFFFF0
#define TEGRA186_WAKE_TIME_SHIFT 4 #define TEGRA186_WAKE_TIME_SHIFT 4
/* default core wake mask for CPU_SUSPEND */ /* default core wake mask for CPU_SUSPEND */
#define TEGRA186_CORE_WAKE_MASK 0x180c #define TEGRA186_CORE_WAKE_MASK 0x180c
...@@ -63,7 +63,9 @@ extern uint32_t __tegra186_cpu_reset_handler_data, ...@@ -63,7 +63,9 @@ extern uint32_t __tegra186_cpu_reset_handler_data,
#define TEGRA186_SE_CONTEXT_SIZE 3 #define TEGRA186_SE_CONTEXT_SIZE 3
static uint32_t se_regs[TEGRA186_SE_CONTEXT_SIZE]; static uint32_t se_regs[TEGRA186_SE_CONTEXT_SIZE];
static unsigned int wake_time[PLATFORM_CORE_COUNT]; static struct t18x_psci_percpu_data {
unsigned int wake_time;
} __aligned(CACHE_WRITEBACK_GRANULE) percpu_data[PLATFORM_CORE_COUNT];
/* System power down state */ /* System power down state */
uint32_t tegra186_system_powerdn_state = TEGRA_ARI_MISC_CCPLEX_SHUTDOWN_POWER_OFF; uint32_t tegra186_system_powerdn_state = TEGRA_ARI_MISC_CCPLEX_SHUTDOWN_POWER_OFF;
...@@ -74,9 +76,19 @@ int32_t tegra_soc_validate_power_state(unsigned int power_state, ...@@ -74,9 +76,19 @@ int32_t tegra_soc_validate_power_state(unsigned int power_state,
int state_id = psci_get_pstate_id(power_state) & TEGRA186_STATE_ID_MASK; int state_id = psci_get_pstate_id(power_state) & TEGRA186_STATE_ID_MASK;
int cpu = plat_my_core_pos(); int cpu = plat_my_core_pos();
/* save the core wake time (us) */ /* save the core wake time (in TSC ticks)*/
wake_time[cpu] = (power_state >> TEGRA186_WAKE_TIME_SHIFT) & percpu_data[cpu].wake_time = (power_state & TEGRA186_WAKE_TIME_MASK)
TEGRA186_WAKE_TIME_MASK; << TEGRA186_WAKE_TIME_SHIFT;
/*
* Clean percpu_data[cpu] to DRAM. This needs to be done to ensure that
* the correct value is read in tegra_soc_pwr_domain_suspend(), which
* is called with caches disabled. It is possible to read a stale value
* from DRAM in that function, because the L2 cache is not flushed
* unless the cluster is entering CC6/CC7.
*/
clean_dcache_range((uint64_t)&percpu_data[cpu],
sizeof(percpu_data[cpu]));
/* Sanity check the requested state id */ /* Sanity check the requested state id */
switch (state_id) { switch (state_id) {
...@@ -121,7 +133,7 @@ int tegra_soc_pwr_domain_suspend(const psci_power_state_t *target_state) ...@@ -121,7 +133,7 @@ int tegra_soc_pwr_domain_suspend(const psci_power_state_t *target_state)
val = (stateid_afflvl0 == PSTATE_ID_CORE_IDLE) ? val = (stateid_afflvl0 == PSTATE_ID_CORE_IDLE) ?
TEGRA_ARI_CORE_C6 : TEGRA_ARI_CORE_C7; TEGRA_ARI_CORE_C6 : TEGRA_ARI_CORE_C7;
(void)mce_command_handler(MCE_CMD_ENTER_CSTATE, val, (void)mce_command_handler(MCE_CMD_ENTER_CSTATE, val,
wake_time[cpu], 0); percpu_data[cpu].wake_time, 0);
} else if (stateid_afflvl2 == PSTATE_ID_SOC_POWERDN) { } else if (stateid_afflvl2 == PSTATE_ID_SOC_POWERDN) {
...@@ -193,7 +205,8 @@ plat_local_state_t tegra_soc_get_target_pwr_state(unsigned int lvl, ...@@ -193,7 +205,8 @@ plat_local_state_t tegra_soc_get_target_pwr_state(unsigned int lvl,
/* Check if CCx state is allowed. */ /* Check if CCx state is allowed. */
ret = mce_command_handler(MCE_CMD_IS_CCX_ALLOWED, ret = mce_command_handler(MCE_CMD_IS_CCX_ALLOWED,
TEGRA_ARI_CORE_C7, wake_time[cpu], 0); TEGRA_ARI_CORE_C7, percpu_data[cpu].wake_time,
0);
if (ret) if (ret)
return PSTATE_ID_CORE_POWERDN; return PSTATE_ID_CORE_POWERDN;
} }
......
plat/nvidia/tegra/soc/t186/plat_secondary.c
View file @ 264521bf
...@@ -91,5 +91,5 @@ void plat_secondary_setup(void) ...@@ -91,5 +91,5 @@ void plat_secondary_setup(void)
addr_high); addr_high);
/* update reset vector address to the CCPLEX */ /* update reset vector address to the CCPLEX */
mce_update_reset_vector(addr_low, addr_high); mce_update_reset_vector();
} }
plat/nvidia/tegra/soc/t186/plat_sip_calls.c
View file @ 264521bf
...@@ -66,6 +66,7 @@ extern uint32_t tegra186_system_powerdn_state; ...@@ -66,6 +66,7 @@ extern uint32_t tegra186_system_powerdn_state;
#define TEGRA_SIP_MCE_CMD_ROC_CLEAN_CACHE 0x82FFFF0F #define TEGRA_SIP_MCE_CMD_ROC_CLEAN_CACHE 0x82FFFF0F
#define TEGRA_SIP_MCE_CMD_ENABLE_LATIC 0x82FFFF10 #define TEGRA_SIP_MCE_CMD_ENABLE_LATIC 0x82FFFF10
#define TEGRA_SIP_MCE_CMD_UNCORE_PERFMON_REQ 0x82FFFF11 #define TEGRA_SIP_MCE_CMD_UNCORE_PERFMON_REQ 0x82FFFF11
#define TEGRA_SIP_MCE_CMD_MISC_CCPLEX 0x82FFFF12
/******************************************************************************* /*******************************************************************************
* This function is responsible for handling all T186 SiP calls * This function is responsible for handling all T186 SiP calls
...@@ -104,6 +105,7 @@ int plat_sip_handler(uint32_t smc_fid, ...@@ -104,6 +105,7 @@ int plat_sip_handler(uint32_t smc_fid,
case TEGRA_SIP_MCE_CMD_ROC_CLEAN_CACHE: case TEGRA_SIP_MCE_CMD_ROC_CLEAN_CACHE:
case TEGRA_SIP_MCE_CMD_ENABLE_LATIC: case TEGRA_SIP_MCE_CMD_ENABLE_LATIC:
case TEGRA_SIP_MCE_CMD_UNCORE_PERFMON_REQ: case TEGRA_SIP_MCE_CMD_UNCORE_PERFMON_REQ:
case TEGRA_SIP_MCE_CMD_MISC_CCPLEX:
/* clean up the high bits */ /* clean up the high bits */
smc_fid &= MCE_CMD_MASK; smc_fid &= MCE_CMD_MASK;
......
plat/nvidia/tegra/soc/t186/plat_trampoline.S
View file @ 264521bf
...@@ -42,18 +42,14 @@ ...@@ -42,18 +42,14 @@
/* CPU reset handler routine */ /* CPU reset handler routine */
func tegra186_cpu_reset_handler func tegra186_cpu_reset_handler
/* /*
* The Memory Controller loses state during System Suspend. We * The TZRAM loses state during System Suspend. We use this
* use this information to decide if the reset handler is running * information to decide if the reset handler is running after a
* after a System Suspend. Resume from system suspend requires * System Suspend. Resume from system suspend requires restoring
* restoring the entire state from TZDRAM to TZRAM. * the entire state from TZDRAM to TZRAM.
*/ */
mov x1, #TEGRA_MC_BASE mov x0, #BL31_BASE
ldr w0, [x1, #MC_SECURITY_CFG3_0] ldr x0, [x0]
lsl x0, x0, #32 cbnz x0, boot_cpu
ldr w0, [x1, #MC_SECURITY_CFG0_0]
adr x1, tegra186_cpu_reset_handler
cmp x0, x1
beq boot_cpu
/* resume from system suspend */ /* resume from system suspend */
mov x0, #BL31_BASE mov x0, #BL31_BASE
......
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