diff options
| -rw-r--r-- | hw/block/pflash_cfi02.c | 18 | ||||
| -rw-r--r-- | hw/block/trace-events | 1 |
2 files changed, 10 insertions, 9 deletions
diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c index 897b733322..2ba77a0171 100644 --- a/hw/block/pflash_cfi02.c +++ b/hw/block/pflash_cfi02.c @@ -184,10 +184,13 @@ static void pflash_setup_mappings(PFlashCFI02 *pfl) pfl->rom_mode = true; } -static void pflash_register_memory(PFlashCFI02 *pfl, int rom_mode) +static void pflash_mode_read_array(PFlashCFI02 *pfl) { - memory_region_rom_device_set_romd(&pfl->orig_mem, rom_mode); - pfl->rom_mode = !!rom_mode; + trace_pflash_mode_read_array(); + pfl->cmd = 0x00; + pfl->wcycle = 0; + pfl->rom_mode = true; + memory_region_rom_device_set_romd(&pfl->orig_mem, true); } static size_t pflash_regions_count(PFlashCFI02 *pfl) @@ -249,11 +252,10 @@ static void pflash_timer(void *opaque) toggle_dq7(pfl); if (pfl->bypass) { pfl->wcycle = 2; + pfl->cmd = 0; } else { - pflash_register_memory(pfl, 1); - pfl->wcycle = 0; + pflash_mode_read_array(pfl); } - pfl->cmd = 0; } /* @@ -315,7 +317,7 @@ static uint64_t pflash_read(void *opaque, hwaddr offset, unsigned int width) /* Lazy reset to ROMD mode after a certain amount of read accesses */ if (!pfl->rom_mode && pfl->wcycle == 0 && ++pfl->read_counter > PFLASH_LAZY_ROMD_THRESHOLD) { - pflash_register_memory(pfl, 1); + pflash_mode_read_array(pfl); } offset &= pfl->chip_len - 1; boff = offset & 0xFF; @@ -933,8 +935,6 @@ static void pflash_cfi02_realize(DeviceState *dev, Error **errp) sysbus_init_mmio(SYS_BUS_DEVICE(dev), &pfl->mem); timer_init_ns(&pfl->timer, QEMU_CLOCK_VIRTUAL, pflash_timer, pfl); - pfl->wcycle = 0; - pfl->cmd = 0; pfl->status = 0; pflash_cfi02_fill_cfi_table(pfl, nb_regions); diff --git a/hw/block/trace-events b/hw/block/trace-events index ef06d2ea74..6d0c43f997 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -7,6 +7,7 @@ fdc_ioport_write(uint8_t reg, uint8_t value) "write reg 0x%02x val 0x%02x" # pflash_cfi01.c # pflash_cfi02.c pflash_reset(void) "reset" +pflash_mode_read_array(void) "mode: read array" pflash_timer_expired(uint8_t cmd) "command 0x%02x done" pflash_io_read(uint64_t offset, unsigned size, uint32_t value, uint8_t cmd, uint8_t wcycle) "offset:0x%04"PRIx64" size:%u value:0x%04x cmd:0x%02x wcycle:%u" pflash_io_write(uint64_t offset, unsigned size, uint32_t value, uint8_t wcycle) "offset:0x%04"PRIx64" size:%u value:0x%04x wcycle:%u" |