diff options
Diffstat (limited to 'hw/block')
| -rw-r--r-- | hw/block/pflash_cfi02.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c index 49afecb921..c079a63880 100644 --- a/hw/block/pflash_cfi02.c +++ b/hw/block/pflash_cfi02.c @@ -165,12 +165,23 @@ static void pflash_timer (void *opaque) pfl->cmd = 0; } +/* + * Read data from flash. + */ +static uint64_t pflash_data_read(PFlashCFI02 *pfl, hwaddr offset, + unsigned int width) +{ + uint8_t *p = (uint8_t *)pfl->storage + offset; + uint64_t ret = pfl->be ? ldn_be_p(p, width) : ldn_le_p(p, width); + trace_pflash_data_read(offset, width << 1, ret); + return ret; +} + static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr offset, int width, int be) { hwaddr boff; uint32_t ret; - uint8_t *p; ret = -1; /* Lazy reset to ROMD mode after a certain amount of read accesses */ @@ -194,15 +205,8 @@ static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr offset, case 0x80: /* We accept reads during second unlock sequence... */ case 0x00: - flash_read: /* Flash area read */ - p = (uint8_t *)pfl->storage + offset; - if (pfl->be) { - ret = ldn_be_p(p, width); - } else { - ret = ldn_le_p(p, width); - } - trace_pflash_data_read(offset, width << 1, ret); + ret = pflash_data_read(pfl, offset, width); break; case 0x90: /* flash ID read */ @@ -222,7 +226,7 @@ static uint32_t pflash_read(PFlashCFI02 *pfl, hwaddr offset, } /* Fall through to data read. */ default: - goto flash_read; + ret = pflash_data_read(pfl, offset, width); } DPRINTF("%s: ID " TARGET_FMT_plx " %" PRIx32 "\n", __func__, boff, ret); break; |