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Merge branch 'feature/support_cache_p4' into 'master'

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cache: support cache driver on esp32p4

Closes IDF-7516

See merge request espressif/esp-idf!25490
This commit is contained in:
Armando (Dou Yiwen)
2023-09-25 15:21:46 +08:00
parent 3b7a37fcd4 32db81a6d6
commit b58a2ea6a6
46 changed files with 2233 additions and 558 deletions
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128
components/hal/esp32c6/include/hal/cache_ll.h
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@@ -26,18 +26,26 @@ extern "C" {
#define CACHE_LL_L1_ACCESS_EVENT_MASK (1<<4)
#define CACHE_LL_L1_ACCESS_EVENT_CACHE_FAIL (1<<4)
#define CACHE_LL_ID_ALL 1 //All of the caches in a type and level, make this value greater than any ID
#define CACHE_LL_LEVEL_INT_MEM 0 //Cache level for accessing internal mem
#define CACHE_LL_LEVEL_EXT_MEM 1 //Cache level for accessing external mem
#define CACHE_LL_LEVEL_ALL 2 //All of the cache levels, make this value greater than any level
#define CACHE_LL_LEVEL_NUMS 1 //Number of cache levels
#define CACHE_LL_L1_ICACHE_AUTOLOAD (1<<0)
/**
* @brief Check if Cache auto preload is enabled or not. On ESP32C6, instructions and data share Cache
* @brief Check if Cache auto preload is enabled or not.
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*
* @return true: enabled; false: disabled
*/
__attribute__((always_inline))
static inline bool cache_ll_is_cache_autoload_enabled(cache_type_t type)
static inline bool cache_ll_is_cache_autoload_enabled(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
HAL_ASSERT(cache_id <= CACHE_LL_ID_ALL);
bool enabled = false;
if (REG_GET_BIT(EXTMEM_L1_CACHE_AUTOLOAD_CTRL_REG, EXTMEM_L1_CACHE_AUTOLOAD_ENA)) {
enabled = true;
@@ -46,54 +54,58 @@ static inline bool cache_ll_is_cache_autoload_enabled(cache_type_t type)
}
/**
* @brief Disable Cache. On ESP32C6, instructions and data share Cache
* @brief Disable Cache
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*/
__attribute__((always_inline))
static inline void cache_ll_disable_cache(cache_type_t type)
static inline void cache_ll_disable_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
(void) type;
Cache_Disable_ICache();
}
/**
* @brief Enable Cache. On ESP32C6, instructions and data share Cache
* @brief Enable Cache
*
* @param type see `cache_type_t`
*
* @param data_autoload_en Dcache auto preload enabled
*
* @param inst_autoload_en Icache auto preload enabled
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
* @param data_autoload_en data autoload enabled or not
* @param inst_autoload_en inst autoload enabled or not
*/
__attribute__((always_inline))
static inline void cache_ll_enable_cache(cache_type_t type, bool inst_autoload_en, bool data_autoload_en)
static inline void cache_ll_enable_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id, bool inst_autoload_en, bool data_autoload_en)
{
Cache_Enable_ICache(inst_autoload_en ? CACHE_LL_L1_ICACHE_AUTOLOAD : 0);
}
/**
* @brief Suspend Cache. On ESP32C6, instructions and data share Cache
* @brief Suspend Cache
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*/
__attribute__((always_inline))
static inline void cache_ll_suspend_cache(cache_type_t type)
static inline void cache_ll_suspend_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
Cache_Suspend_ICache();
}
/**
* @brief Resume Cache. On ESP326, instructions and data share Cache
* @brief Resume Cache
*
* @param type see `cache_type_t`
*
* @param data_autoload_en Dcache auto preload enabled
*
* @param inst_autoload_en Icache auto preload enabled
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
* @param data_autoload_en data autoload enabled or not
* @param inst_autoload_en inst autoload enabled or not
*/
__attribute__((always_inline))
static inline void cache_ll_resume_cache(cache_type_t type, bool inst_autoload_en, bool data_autoload_en)
static inline void cache_ll_resume_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id, bool inst_autoload_en, bool data_autoload_en)
{
Cache_Resume_ICache(inst_autoload_en ? CACHE_LL_L1_ICACHE_AUTOLOAD : 0);
}
@@ -101,48 +113,57 @@ static inline void cache_ll_resume_cache(cache_type_t type, bool inst_autoload_e
/**
* @brief Invalidate cache supported addr
*
* Invalidate a Cache item
* Invalidate a cache item
*
* @param vaddr Start address of the region to be invalidated
* @param size Size of the region to be invalidated
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
* @param vaddr start address of the region to be invalidated
* @param size size of the region to be invalidated
*/
__attribute__((always_inline))
static inline void cache_ll_invalidate_addr(uint32_t vaddr, uint32_t size)
static inline void cache_ll_invalidate_addr(uint32_t cache_level, cache_type_t type, uint32_t cache_id, uint32_t vaddr, uint32_t size)
{
Cache_Invalidate_Addr(vaddr, size);
}
/**
* @brief Freeze Cache. On ESP32C6, instructions and data share Cache
* @brief Freeze Cache
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*/
__attribute__((always_inline))
static inline void cache_ll_freeze_cache(cache_type_t type)
static inline void cache_ll_freeze_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
Cache_Freeze_ICache_Enable(CACHE_FREEZE_ACK_BUSY);
}
/**
* @brief Unfreeze Cache. On ESP32C6, instructions and data share Cache
* @brief Unfreeze Cache
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*/
__attribute__((always_inline))
static inline void cache_ll_unfreeze_cache(cache_type_t type)
static inline void cache_ll_unfreeze_cache(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
Cache_Freeze_ICache_Disable();
}
/**
* @brief Get cache line size, in bytes
* @brief Get Cache line size, in bytes
*
* @param type see `cache_type_t`
* @param cache_level level of the cache
* @param type see `cache_type_t`
* @param cache_id id of the cache in this type and level
*
* @return cache line size, in bytes
* @return Cache line size, in bytes
*/
__attribute__((always_inline))
static inline uint32_t cache_ll_get_line_size(cache_type_t type)
static inline uint32_t cache_ll_get_line_size(uint32_t cache_level, cache_type_t type, uint32_t cache_id)
{
uint32_t size = 0;
size = Cache_Get_ICache_Line_Size();
@@ -164,7 +185,7 @@ __attribute__((always_inline))
#endif
static inline cache_bus_mask_t cache_ll_l1_get_bus(uint32_t cache_id, uint32_t vaddr_start, uint32_t len)
{
HAL_ASSERT(cache_id == 0);
HAL_ASSERT(cache_id <= CACHE_LL_ID_ALL);
cache_bus_mask_t mask = (cache_bus_mask_t)0;
uint32_t vaddr_end = vaddr_start + len - 1;
@@ -189,7 +210,7 @@ __attribute__((always_inline))
#endif
static inline void cache_ll_l1_enable_bus(uint32_t cache_id, cache_bus_mask_t mask)
{
HAL_ASSERT(cache_id == 0);
HAL_ASSERT(cache_id <= CACHE_LL_ID_ALL);
//On esp32c6, only `CACHE_BUS_IBUS0` and `CACHE_BUS_DBUS0` are supported. Use `cache_ll_l1_get_bus()` to get your bus first
HAL_ASSERT((mask & (CACHE_BUS_IBUS1 | CACHE_BUS_IBUS2 | CACHE_BUS_DBUS1 | CACHE_BUS_DBUS2)) == 0);
@@ -211,7 +232,7 @@ static inline void cache_ll_l1_enable_bus(uint32_t cache_id, cache_bus_mask_t ma
__attribute__((always_inline))
static inline void cache_ll_l1_disable_bus(uint32_t cache_id, cache_bus_mask_t mask)
{
HAL_ASSERT(cache_id == 0);
HAL_ASSERT(cache_id <= CACHE_LL_ID_ALL);
//On esp32c6, only `CACHE_BUS_IBUS0` and `CACHE_BUS_DBUS0` are supported. Use `cache_ll_l1_get_bus()` to get your bus first
HAL_ASSERT((mask & (CACHE_BUS_IBUS1 | CACHE_BUS_IBUS2 | CACHE_BUS_DBUS1 | CACHE_BUS_DBUS2)) == 0);
@@ -224,6 +245,33 @@ static inline void cache_ll_l1_disable_bus(uint32_t cache_id, cache_bus_mask_t m
REG_SET_BIT(EXTMEM_L1_CACHE_CTRL_REG, dbus_mask);
}
/**
* @brief Get Cache level and the ID of the vaddr
*
* @param vaddr_start virtual address start
* @param len vaddr length
* @param out_level cache level
* @param out_id cache id
*
* @return true for valid
*/
__attribute__((always_inline))
static inline bool cache_ll_vaddr_to_cache_level_id(uint32_t vaddr_start, uint32_t len, uint32_t *out_level, uint32_t *out_id)
{
bool valid = false;
uint32_t vaddr_end = vaddr_start + len - 1;
valid |= (SOC_ADDRESS_IN_IRAM0_CACHE(vaddr_start) && SOC_ADDRESS_IN_IRAM0_CACHE(vaddr_end));
valid |= (SOC_ADDRESS_IN_DRAM0_CACHE(vaddr_start) && SOC_ADDRESS_IN_DRAM0_CACHE(vaddr_end));
if (valid) {
*out_level = 1;
*out_id = 0;
}
return valid;
}
/*------------------------------------------------------------------------------
* Interrupt
*----------------------------------------------------------------------------*/