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change(esp_hw_support): support cpu retention and power off during sleep for esp32c5 beta3

pull/13660/head
Lou Tianhao 2024-04-07 11:47:31 +08:00
rodzic f6478e3ced
commit 8b3b1470b5
3 zmienionych plików z 57 dodań i 106 usunięć
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28
components/esp_hw_support/lowpower/cpu_retention/port/esp32c5/rvsleep-frames.h
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -86,7 +86,7 @@ STRUCT_BEGIN
STRUCT_FIELD (long, 4, RV_SLP_CTX_PMUFUNC, pmufunc) /* A field is used to identify whether it is going
* to sleep or has just been awakened. We use the
* lowest 2 bits as indication infomation, 3 means
* lowest 2 bits as indication information, 3 means
* being awakened, 1 means going to sleep */
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
STRUCT_FIELD (long, 4, RV_SLP_CSF_CTX_CRC, frame_crc) /* Used to check RvCoreCriticalSleepFrame integrity */
@ -111,7 +111,6 @@ STRUCT_END(RvCoreCriticalSleepFrame)
*/
STRUCT_BEGIN
STRUCT_FIELD (long, 4, RV_SLP_CTX_MSCRATCH, mscratch)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MIDELEG, mideleg)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MISA, misa)
STRUCT_FIELD (long, 4, RV_SLP_CTX_TSELECT, tselect)
STRUCT_FIELD (long, 4, RV_SLP_CTX_TDATA1, tdata1)
@ -171,21 +170,16 @@ STRUCT_BEGIN
STRUCT_FIELD (long, 4, RV_SLP_CTX_PMACFG14, pmacfg14)
STRUCT_FIELD (long, 4, RV_SLP_CTX_PMACFG15, pmacfg15)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UTVEC, utvec)
STRUCT_FIELD (long, 4, RV_SLP_CTX_USTATUS, ustatus)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UEPC, uepc)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UCAUSE, ucause)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MCYCLE, mcycle)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MPCER, mpcer)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MPCMR, mpcmr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MPCCR, mpccr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_CPU_TESTBUS_CTRL, cpu_testbus_ctrl)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UPCER, upcer)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UPCMR, upcmr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UPCCR, upccr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UGPIO_OEN, ugpio_oen)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UGPIO_IN, ugpio_in)
STRUCT_FIELD (long, 4, RV_SLP_CTX_UGPIO_OUT, ugpio_out)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MTVT, mtvt)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MNXTI, mnxti)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MINTSTATUS, mintstatus)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MXSTATUS, mxstatus)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MHCR, mhcr)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MHINT, mhint)
STRUCT_FIELD (long, 4, RV_SLP_CTX_MEXSTATUS, mexstatus)
STRUCT_FIELD (long, 4, RV_SLP_CTX_JVT, jvt)
#if CONFIG_PM_CHECK_SLEEP_RETENTION_FRAME
STRUCT_FIELD (long, 4, RV_SLP_NCSF_CTX_CRC, frame_crc) /* Used to check RvCoreNonCriticalSleepFrame integrity */
#endif

133
components/esp_hw_support/lowpower/cpu_retention/port/esp32c5/sleep_cpu.c
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@ -59,28 +59,22 @@ typedef struct {
struct {
RvCoreCriticalSleepFrame *critical_frame;
RvCoreNonCriticalSleepFrame *non_critical_frame;
cpu_domain_dev_sleep_frame_t *intpri_frame;
cpu_domain_dev_sleep_frame_t *cache_config_frame;
cpu_domain_dev_sleep_frame_t *plic_frame;
cpu_domain_dev_sleep_frame_t *clic_frame;
cpu_domain_dev_sleep_frame_t *clint_frame;
} retent;
} sleep_cpu_retention_t;
static DRAM_ATTR __attribute__((unused)) sleep_cpu_retention_t s_cpu_retention;
#define CUSTOM_CSR_PCER_MACHINE 0x7e0
#define CUSTOM_CSR_PCMR_MACHINE 0x7e1
#define CUSTOM_CSR_PCCR_MACHINE 0x7e2
#define CUSTOM_CSR_CPU_TESTBUS_CTRL 0x7e3
#define CUSTOM_CSR_PCER_USER 0x800
#define CUSTOM_CSR_PCMR_USER 0x801
#define CUSTOM_CSR_PCCR_USER 0x802
#define CUSTOM_CSR_GPIO_OEN_USER 0x803
#define CUSTOM_CSR_GPIO_IN_USER 0x804
#define CUSTOM_CSR_GPIO_OUT_USER 0x805
#define CUSTOM_CSR_CO_EXCEPTION_CAUSE 0x7f0
#define CUSTOM_CSR_CO_HWLP 0x7f1
#define CUSTOM_CSR_CO_AIA 0x7f2
#define CUSTOM_CSR_MTVT (0x307)
#define CUSTOM_CSR_MNXTI (0x345)
#define CUSTOM_CSR_MINTSTATUS (0x346)
#define CUSTOM_CSR_MXSTATUS (0x7c0)
#define CUSTOM_CSR_MHCR (0x7c1)
#define CUSTOM_CSR_MHINT (0x7c5)
#define CUSTOM_CSR_MEXSTATUS (0x7e1)
#define CUSTOM_CSR_JVT (0x017)
extern RvCoreCriticalSleepFrame *rv_core_critical_regs_frame;
@ -106,14 +100,6 @@ static void * cpu_domain_dev_sleep_frame_alloc_and_init(const cpu_domain_dev_reg
return frame;
}
static inline void * cpu_domain_intpri_sleep_frame_alloc_and_init(void)
{
const static cpu_domain_dev_regs_region_t regions[] = {
{ .start = INTPRI_CORE0_CPU_INT_ENABLE_REG, .end = INTPRI_RND_ECO_LOW_REG + 4 },
{ .start = INTPRI_RND_ECO_HIGH_REG, .end = INTPRI_RND_ECO_HIGH_REG + 4 }
};
return cpu_domain_dev_sleep_frame_alloc_and_init(regions, sizeof(regions) / sizeof(regions[0]));
}
static inline void * cpu_domain_cache_config_sleep_frame_alloc_and_init(void)
{
@ -124,22 +110,19 @@ static inline void * cpu_domain_cache_config_sleep_frame_alloc_and_init(void)
return cpu_domain_dev_sleep_frame_alloc_and_init(regions, sizeof(regions) / sizeof(regions[0]));
}
static inline void * cpu_domain_plic_sleep_frame_alloc_and_init(void)
{
const static cpu_domain_dev_regs_region_t regions[] = {
{ .start = PLIC_MXINT_ENABLE_REG, .end = PLIC_MXINT_CLAIM_REG + 4 },
{ .start = PLIC_MXINT_CONF_REG, .end = PLIC_MXINT_CONF_REG + 4 },
{ .start = PLIC_UXINT_ENABLE_REG, .end = PLIC_UXINT_CLAIM_REG + 4 },
{ .start = PLIC_UXINT_CONF_REG, .end = PLIC_UXINT_CONF_REG + 4 }
};
return cpu_domain_dev_sleep_frame_alloc_and_init(regions, sizeof(regions) / sizeof(regions[0]));
}
static inline void * cpu_domain_clint_sleep_frame_alloc_and_init(void)
{
const static cpu_domain_dev_regs_region_t regions[] = {
{ .start = CLINT_MINT_SIP_REG, .end = CLINT_MINT_MTIMECMP_H_REG + 4 },
{ .start = CLINT_UINT_SIP_REG, .end = CLINT_UINT_UTIMECMP_H_REG + 4 }
};
return cpu_domain_dev_sleep_frame_alloc_and_init(regions, sizeof(regions) / sizeof(regions[0]));
}
static inline void * cpu_domain_clic_sleep_frame_alloc_and_init(void)
{
const static cpu_domain_dev_regs_region_t regions[] = {
{ .start = CLIC_INT_CONFIG_REG, .end = CLIC_INT_THRESH_REG + 4 },
{ .start = CLIC_INT_CTRL_REG(0), .end = CLIC_INT_CTRL_REG(47) + 4 },
};
return cpu_domain_dev_sleep_frame_alloc_and_init(regions, sizeof(regions) / sizeof(regions[0]));
}
@ -161,13 +144,6 @@ static esp_err_t esp_sleep_cpu_retention_init_impl(void)
}
s_cpu_retention.retent.non_critical_frame = (RvCoreNonCriticalSleepFrame *)frame;
}
if (s_cpu_retention.retent.intpri_frame == NULL) {
void *frame = cpu_domain_intpri_sleep_frame_alloc_and_init();
if (frame == NULL) {
goto err;
}
s_cpu_retention.retent.intpri_frame = (cpu_domain_dev_sleep_frame_t *)frame;
}
if (s_cpu_retention.retent.cache_config_frame == NULL) {
void *frame = cpu_domain_cache_config_sleep_frame_alloc_and_init();
if (frame == NULL) {
@ -175,12 +151,12 @@ static esp_err_t esp_sleep_cpu_retention_init_impl(void)
}
s_cpu_retention.retent.cache_config_frame = (cpu_domain_dev_sleep_frame_t *)frame;
}
if (s_cpu_retention.retent.plic_frame == NULL) {
void *frame = cpu_domain_plic_sleep_frame_alloc_and_init();
if (s_cpu_retention.retent.clic_frame == NULL) {
void *frame = cpu_domain_clic_sleep_frame_alloc_and_init();
if (frame == NULL) {
goto err;
}
s_cpu_retention.retent.plic_frame = (cpu_domain_dev_sleep_frame_t *)frame;
s_cpu_retention.retent.clic_frame = (cpu_domain_dev_sleep_frame_t *)frame;
}
if (s_cpu_retention.retent.clint_frame == NULL) {
void *frame = cpu_domain_clint_sleep_frame_alloc_and_init();
@ -206,17 +182,13 @@ static esp_err_t esp_sleep_cpu_retention_deinit_impl(void)
heap_caps_free((void *)s_cpu_retention.retent.non_critical_frame);
s_cpu_retention.retent.non_critical_frame = NULL;
}
if (s_cpu_retention.retent.intpri_frame) {
heap_caps_free((void *)s_cpu_retention.retent.intpri_frame);
s_cpu_retention.retent.intpri_frame = NULL;
}
if (s_cpu_retention.retent.cache_config_frame) {
heap_caps_free((void *)s_cpu_retention.retent.cache_config_frame);
s_cpu_retention.retent.cache_config_frame = NULL;
}
if (s_cpu_retention.retent.plic_frame) {
heap_caps_free((void *)s_cpu_retention.retent.plic_frame);
s_cpu_retention.retent.plic_frame = NULL;
if (s_cpu_retention.retent.clic_frame) {
heap_caps_free((void *)s_cpu_retention.retent.clic_frame);
s_cpu_retention.retent.clic_frame = NULL;
}
if (s_cpu_retention.retent.clint_frame) {
heap_caps_free((void *)s_cpu_retention.retent.clint_frame);
@ -240,7 +212,6 @@ static IRAM_ATTR RvCoreNonCriticalSleepFrame * rv_core_noncritical_regs_save(voi
assert(s_cpu_retention.retent.non_critical_frame);
RvCoreNonCriticalSleepFrame *frame = s_cpu_retention.retent.non_critical_frame;
frame->mscratch = RV_READ_CSR(mscratch);
frame->mideleg = RV_READ_CSR(mideleg);
frame->misa = RV_READ_CSR(misa);
frame->tselect = RV_READ_CSR(tselect);
frame->tdata1 = RV_READ_CSR(tdata1);
@ -301,21 +272,16 @@ static IRAM_ATTR RvCoreNonCriticalSleepFrame * rv_core_noncritical_regs_save(voi
frame->pmacfg14 = RV_READ_CSR(CSR_PMACFG(14));
frame->pmacfg15 = RV_READ_CSR(CSR_PMACFG(15));
frame->utvec = RV_READ_CSR(utvec);
frame->ustatus = RV_READ_CSR(ustatus);
frame->uepc = RV_READ_CSR(uepc);
frame->ucause = RV_READ_CSR(ucause);
frame->mcycle = RV_READ_CSR(mcycle);
frame->mpcer = RV_READ_CSR(CUSTOM_CSR_PCER_MACHINE);
frame->mpcmr = RV_READ_CSR(CUSTOM_CSR_PCMR_MACHINE);
frame->mpccr = RV_READ_CSR(CUSTOM_CSR_PCCR_MACHINE);
frame->cpu_testbus_ctrl = RV_READ_CSR(CUSTOM_CSR_CPU_TESTBUS_CTRL);
frame->upcer = RV_READ_CSR(CUSTOM_CSR_PCER_USER);
frame->upcmr = RV_READ_CSR(CUSTOM_CSR_PCMR_USER);
frame->upccr = RV_READ_CSR(CUSTOM_CSR_PCCR_USER);
frame->ugpio_oen = RV_READ_CSR(CUSTOM_CSR_GPIO_OEN_USER);
frame->ugpio_in = RV_READ_CSR(CUSTOM_CSR_GPIO_IN_USER);
frame->ugpio_out = RV_READ_CSR(CUSTOM_CSR_GPIO_OUT_USER);
frame->mtvt = RV_READ_CSR(CUSTOM_CSR_MTVT);
frame->mnxti = RV_READ_CSR(CUSTOM_CSR_MNXTI);
frame->mintstatus = RV_READ_CSR(CUSTOM_CSR_MINTSTATUS);
frame->mxstatus = RV_READ_CSR(CUSTOM_CSR_MXSTATUS);
frame->mhcr = RV_READ_CSR(CUSTOM_CSR_MHCR);
frame->mhint = RV_READ_CSR(CUSTOM_CSR_MHINT);
frame->mexstatus = RV_READ_CSR(CUSTOM_CSR_MEXSTATUS);
frame->jvt = RV_READ_CSR(CUSTOM_CSR_JVT);
return frame;
}
@ -323,7 +289,6 @@ static IRAM_ATTR void rv_core_noncritical_regs_restore(RvCoreNonCriticalSleepFra
{
assert(frame);
RV_WRITE_CSR(mscratch, frame->mscratch);
RV_WRITE_CSR(mideleg, frame->mideleg);
RV_WRITE_CSR(misa, frame->misa);
RV_WRITE_CSR(tselect, frame->tselect);
RV_WRITE_CSR(tdata1, frame->tdata1);
@ -383,21 +348,16 @@ static IRAM_ATTR void rv_core_noncritical_regs_restore(RvCoreNonCriticalSleepFra
RV_WRITE_CSR(CSR_PMACFG(14), frame->pmacfg14);
RV_WRITE_CSR(CSR_PMACFG(15), frame->pmacfg15);
RV_WRITE_CSR(utvec, frame->utvec);
RV_WRITE_CSR(ustatus, frame->ustatus);
RV_WRITE_CSR(uepc, frame->uepc);
RV_WRITE_CSR(ucause, frame->ucause);
RV_WRITE_CSR(mcycle, frame->mcycle);
RV_WRITE_CSR(CUSTOM_CSR_PCER_MACHINE, frame->mpcer);
RV_WRITE_CSR(CUSTOM_CSR_PCMR_MACHINE, frame->mpcmr);
RV_WRITE_CSR(CUSTOM_CSR_PCCR_MACHINE, frame->mpccr);
RV_WRITE_CSR(CUSTOM_CSR_CPU_TESTBUS_CTRL, frame->cpu_testbus_ctrl);
RV_WRITE_CSR(CUSTOM_CSR_PCER_USER, frame->upcer);
RV_WRITE_CSR(CUSTOM_CSR_PCMR_USER, frame->upcmr);
RV_WRITE_CSR(CUSTOM_CSR_PCCR_USER, frame->upccr);
RV_WRITE_CSR(CUSTOM_CSR_GPIO_OEN_USER,frame->ugpio_oen);
RV_WRITE_CSR(CUSTOM_CSR_GPIO_IN_USER, frame->ugpio_in);
RV_WRITE_CSR(CUSTOM_CSR_GPIO_OUT_USER,frame->ugpio_out);
RV_WRITE_CSR(CUSTOM_CSR_MTVT, frame->mtvt);
RV_WRITE_CSR(CUSTOM_CSR_MNXTI, frame->mnxti);
RV_WRITE_CSR(CUSTOM_CSR_MINTSTATUS, frame->mintstatus);
RV_WRITE_CSR(CUSTOM_CSR_MXSTATUS, frame->mxstatus);
RV_WRITE_CSR(CUSTOM_CSR_MHCR, frame->mhcr);
RV_WRITE_CSR(CUSTOM_CSR_MHINT, frame->mhint);
RV_WRITE_CSR(CUSTOM_CSR_MEXSTATUS, frame->mexstatus);
RV_WRITE_CSR(CUSTOM_CSR_JVT, frame->jvt);
}
static IRAM_ATTR void cpu_domain_dev_regs_save(cpu_domain_dev_sleep_frame_t *frame)
@ -484,9 +444,8 @@ esp_err_t IRAM_ATTR esp_sleep_cpu_retention(uint32_t (*goto_sleep)(uint32_t, uin
esp_sleep_execute_event_callbacks(SLEEP_EVENT_SW_CPU_TO_MEM_START, (void *)0);
uint32_t mstatus = save_mstatus_and_disable_global_int();
cpu_domain_dev_regs_save(s_cpu_retention.retent.plic_frame);
cpu_domain_dev_regs_save(s_cpu_retention.retent.clic_frame);
cpu_domain_dev_regs_save(s_cpu_retention.retent.clint_frame);
cpu_domain_dev_regs_save(s_cpu_retention.retent.intpri_frame);
cpu_domain_dev_regs_save(s_cpu_retention.retent.cache_config_frame);
RvCoreNonCriticalSleepFrame *frame = rv_core_noncritical_regs_save();
@ -503,9 +462,8 @@ esp_err_t IRAM_ATTR esp_sleep_cpu_retention(uint32_t (*goto_sleep)(uint32_t, uin
rv_core_noncritical_regs_restore(frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.cache_config_frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.intpri_frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.clint_frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.plic_frame);
cpu_domain_dev_regs_restore(s_cpu_retention.retent.clic_frame);
restore_mstatus(mstatus);
return err;
}
@ -524,9 +482,8 @@ bool cpu_domain_pd_allowed(void)
{
return (s_cpu_retention.retent.critical_frame != NULL) && \
(s_cpu_retention.retent.non_critical_frame != NULL) && \
(s_cpu_retention.retent.intpri_frame != NULL) && \
(s_cpu_retention.retent.cache_config_frame != NULL) && \
(s_cpu_retention.retent.plic_frame != NULL) && \
(s_cpu_retention.retent.clic_frame != NULL) && \
(s_cpu_retention.retent.clint_frame != NULL);
}

2
components/esp_rom/include/esp32c5/beta3/esp32c5/rom/rtc.h
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@ -64,7 +64,7 @@ extern "C" {
#define RTC_RESET_CAUSE_REG LP_AON_STORE6_REG
#define RTC_MEMORY_CRC_REG LP_AON_STORE7_REG
#define RTC_SLEEP_WAKE_STUB_ADDR_REG LP_AON_STORE8_REG
#define RTC_SLEEP_MODE_REG LP_AON_STORE9_REG
#define RTC_SLEEP_MODE_REG LP_AON_STORE8_REG
#define RTC_DISABLE_ROM_LOG ((1 << 0) | (1 << 16)) //!< Disable logging from the ROM code.