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Revert "fix(c9xx): don't flush dcache when invalidating"

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This reverts commit adec30ace4.
This commit is contained in:
Han Gao
2024-01-31 13:37:42 +08:00
committed by Han Gao/Revy/Rabenda
parent 74eca2553e
commit 4529d8d50f
5 changed files with 17 additions and 3 deletions
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10
arch/riscv/cpu/c9xx/cpu.c
View File

@@ -104,6 +104,16 @@ void invalidate_dcache_range(unsigned long start, unsigned long end)
{
register unsigned long i asm("a0") = start & ~(CONFIG_SYS_CACHELINE_SIZE - 1);
for (; i < end; i += CONFIG_SYS_CACHELINE_SIZE)
asm volatile(".long 0x02b5000b"); /* dcache.cipa a0 */
sync_is();
}
void invalid_dcache_range(unsigned long start, unsigned long end)
{
register unsigned long i asm("a0") = start & ~(CONFIG_SYS_CACHELINE_SIZE - 1);
for (; i < end; i += CONFIG_SYS_CACHELINE_SIZE)
asm volatile(".long 0x02a5000b"); /* dcache.ipa a0 */

1
cmd/ddrscan.c
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@@ -73,6 +73,7 @@ extern ulong mem_test_quick(vu_long *buf, ulong start_addr, ulong end_addr,
#endif
extern void flush_dcache_range(unsigned long start, unsigned long end);
extern void invalidate_dcache_range(unsigned long start, unsigned long end);
extern void invalid_dcache_range(unsigned long start, unsigned long end);
#ifdef CONFIG_CMD_MEMTEST
int test_stuck_address(ulv *bufa, ulong count);

3
cmd/prbs.c
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@@ -50,6 +50,7 @@ u64 t_end;
extern void flush_dcache_range(unsigned long start, unsigned long end);
extern void invalidate_dcache_range(unsigned long start, unsigned long end);
extern void invalid_dcache_range(unsigned long start, unsigned long end);
extern unsigned long get_ddr_density(void);
extern int riscv_get_time(u64 *time);
@@ -304,7 +305,7 @@ int prbs_test(struct PRBS_ELE *prbs, unsigned int *buf, int pos, bool random_dq,
// compare result
// invalid cache before read
mdelay(100);
invalidate_dcache_range((ulong)buf, (ulong)buf+(bit_len*4*2*2));
invalid_dcache_range((ulong)buf, (ulong)buf+(bit_len*4*2*2));
p1 = buf;
bit_cnt = 0;
for (i = 0; i < bit_len; i++) {

3
drivers/mmc/sdhci.c
View File

@@ -247,9 +247,10 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data)
}
} while (!(stat & SDHCI_INT_DATA_END));
#ifdef CONFIG_TARGET_LIGHT_C910
extern void invalid_dcache_range(unsigned long start, unsigned long end);
/*After read ,invalid dcache range again to avoid cache filled during read tranfer*/
if(data->flags == MMC_DATA_READ){
invalidate_dcache_range(host->start_addr,host->start_addr+ROUND(data->blocks*data->blocksize, ARCH_DMA_MINALIGN));
invalid_dcache_range(host->start_addr,host->start_addr+ROUND(data->blocks*data->blocksize, ARCH_DMA_MINALIGN));
}
#endif
return 0;

3
drivers/usb/dwc3/ep0.c
View File

@@ -906,7 +906,8 @@ static void dwc3_ep0_xfer_complete(struct dwc3 *dwc,
dep->resource_index = 0;
dwc->setup_packet_pending = false;
#ifdef CONFIG_TARGET_LIGHT_C910
invalidate_dcache_range((unsigned long)dwc->ctrl_req, (dmaaddr_t)dwc->ctrl_req + ROUND(sizeof(*dwc->ctrl_req), CACHELINE_SIZE));
extern void invalid_dcache_range(unsigned long start, unsigned long end);
invalid_dcache_range((unsigned long)dwc->ctrl_req, (dmaaddr_t)dwc->ctrl_req + ROUND(sizeof(*dwc->ctrl_req), CACHELINE_SIZE));
#endif
switch (dwc->ep0state) {