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bpmp: Add forcable maintenance

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+ Fix build issues
This commit is contained in:
Kostas Missos
2019-12-07 01:47:44 +02:00
parent 9811ba53e0
commit bc7dec2e61
9 changed files with 19 additions and 23 deletions
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13
bootloader/soc/bpmp.c
View File

@@ -78,9 +78,9 @@ bpmp_mmu_entry_t mmu_entries[] =
{ IPL_LOAD_ADDR, 0x40040000, MMU_EN_READ | MMU_EN_WRITE | MMU_EN_EXEC | MMU_EN_CACHED, true }
};
void bpmp_mmu_maintenance(u32 op)
void bpmp_mmu_maintenance(u32 op, bool force)
{
if (!(BPMP_CACHE_CTRL(BPMP_CACHE_CONFIG) & CFG_ENABLE))
if (!force && !(BPMP_CACHE_CTRL(BPMP_CACHE_CONFIG) & CFG_ENABLE))
return;
BPMP_CACHE_CTRL(BPMP_CACHE_INT_CLEAR) = INT_CLR_MAINT_DONE;
@@ -132,13 +132,13 @@ void bpmp_mmu_enable()
BPMP_CACHE_CTRL(BPMP_CACHE_MMU_CMD) = MMU_CMD_COPY_SHADOW;
// Invalidate cache.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY);
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, true);
// Enable cache.
BPMP_CACHE_CTRL(BPMP_CACHE_CONFIG) = CFG_ENABLE | CFG_FORCE_WRITE_THROUGH | CFG_TAG_CHK_ABRT_ON_ERR;
// HW bug. Invalidate cache again.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY);
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, false);
}
void bpmp_mmu_disable()
@@ -147,13 +147,10 @@ void bpmp_mmu_disable()
return;
// Clean and invalidate cache.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_CLN_INV_WAY);
bpmp_mmu_maintenance(BPMP_MMU_MAINT_CLN_INV_WAY, false);
// Disable cache.
BPMP_CACHE_CTRL(BPMP_CACHE_CONFIG) = 0;
// HW bug. Invalidate cache again.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY);
}
const u8 pllc4_divn[] = {

2
bootloader/soc/bpmp.h
View File

@@ -42,7 +42,7 @@ typedef enum
BPMP_CLK_MAX
} bpmp_freq_t;
void bpmp_mmu_maintenance(u32 op);
void bpmp_mmu_maintenance(u32 op, bool force);
void bpmp_mmu_set_entry(int idx, bpmp_mmu_entry_t *entry, bool apply);
void bpmp_mmu_enable();
void bpmp_mmu_disable();