alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-09-25 17:52:36 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'bugfix/fix_esp32_mmu_init_issue' into 'master'

Browse Source 
mmu: add ll functions for mmu unmap

Closes OCD-526 and IDF-4962

See merge request espressif/esp-idf!17868
This commit is contained in:
Armando (Dou Yiwen)
2022-05-05 22:21:18 +08:00
parent cb222740bd b748a4fe5e
commit 76be0c2624
17 changed files with 236 additions and 69 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
components/soc/esp32c3/include/soc/ext_mem_defs.h
View File

@@ -27,7 +27,7 @@ extern "C" {
#define ESP_CACHE_TEMP_ADDR 0x3C000000
#define BUS_SIZE(bus_name) (bus_name##_ADDRESS_HIGH - bus_name##_ADDRESS_LOW)
#define ADDRESS_IN_BUS(bus_name, vaddr) ((vaddr) >= bus_name##_ADDRESS_LOW && (vaddr) < bus_name##_ADDRESS_HIGH)
#define ADDRESS_IN_BUS(bus_name, vaddr) ((vaddr) >= bus_name##_ADDRESS_LOW && (vaddr) <= bus_name##_ADDRESS_HIGH)
#define ADDRESS_IN_IRAM0(vaddr) ADDRESS_IN_BUS(IRAM0, vaddr)
#define ADDRESS_IN_IRAM0_CACHE(vaddr) ADDRESS_IN_BUS(IRAM0_CACHE, vaddr)
@@ -86,17 +86,18 @@ extern "C" {
*/
#define INVALID_PHY_PAGE 0xffff
/**
* Max MMU entry num.
* `MMU_MAX_ENTRY_NUM * MMU_PAGE_SIZE` means the max paddr and vaddr region supported by the MMU. e.g.:
* 256 * 64KB, means MMU can map 16MB at most
* Max MMU available paddr page num.
* `MMU_MAX_PADDR_PAGE_NUM * MMU_PAGE_SIZE` means the max paddr address supported by the MMU. e.g.:
* 256 * 64KB, means MMU can support 16MB paddr at most
*/
#define MMU_MAX_ENTRY_NUM 256
#define MMU_MAX_PADDR_PAGE_NUM 256
/**
* This is the mask used for mapping. e.g.:
* 0x4200_0000 & MMU_VADDR_MASK
*/
#define MMU_VADDR_MASK 0x7FFFFF
//MMU entry num
#define MMU_ENTRY_NUM 128
#define CACHE_ICACHE_LOW_SHIFT 0
#define CACHE_ICACHE_HIGH_SHIFT 2