diff options
| author | Marcin Krzeminski <marcin.krzeminski@nokia.com> | 2016-06-27 15:37:33 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-06-27 15:37:33 +0100 |
| commit | 30467afe7bb1540bd165f461ec43024ac854ae39 (patch) | |
| tree | 4125b5521dbe0e4f10af102acad72660453f5d19 /hw/block | |
| parent | 9964674e5016741f453f322e2b0c422c32cb2220 (diff) | |
m25p80: Add additional flash commands:
Page program 4byte/quad and erase 32K sectors 4 bytes.
Signed-off-by: Marcin Krzeminski <marcin.krzeminski@nokia.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-id: 1466755631-25201-6-git-send-email-marcin.krzeminski@nokia.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/block')
| -rw-r--r-- | hw/block/m25p80.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c index 0af2ee4dc6..9ea38d94d8 100644 --- a/hw/block/m25p80.c +++ b/hw/block/m25p80.c @@ -297,12 +297,14 @@ typedef enum { PP = 0x02, PP4 = 0x12, + PP4_4 = 0x3e, DPP = 0xa2, QPP = 0x32, ERASE_4K = 0x20, ERASE4_4K = 0x21, ERASE_32K = 0x52, + ERASE4_32K = 0x5c, ERASE_SECTOR = 0xd8, ERASE4_SECTOR = 0xdc, @@ -449,6 +451,7 @@ static void flash_erase(Flash *s, int offset, FlashCMD cmd) capa_to_assert = ER_4K; break; case ERASE_32K: + case ERASE4_32K: len = 32 << 10; capa_to_assert = ER_32K; break; @@ -519,9 +522,11 @@ static inline int get_addr_length(Flash *s) switch (s->cmd_in_progress) { case PP4: + case PP4_4: case READ4: case QIOR4: case ERASE4_4K: + case ERASE4_32K: case ERASE4_SECTOR: case FAST_READ4: case DOR4: @@ -555,6 +560,7 @@ static void complete_collecting_data(Flash *s) case QPP: case PP: case PP4: + case PP4_4: s->state = STATE_PAGE_PROGRAM; break; case READ: @@ -574,6 +580,7 @@ static void complete_collecting_data(Flash *s) case ERASE_4K: case ERASE4_4K: case ERASE_32K: + case ERASE4_32K: case ERASE_SECTOR: case ERASE4_SECTOR: flash_erase(s, s->cur_addr, s->cmd_in_progress); @@ -669,6 +676,7 @@ static void decode_new_cmd(Flash *s, uint32_t value) case ERASE_4K: case ERASE4_4K: case ERASE_32K: + case ERASE4_32K: case ERASE_SECTOR: case ERASE4_SECTOR: case READ: @@ -677,6 +685,7 @@ static void decode_new_cmd(Flash *s, uint32_t value) case QPP: case PP: case PP4: + case PP4_4: s->needed_bytes = get_addr_length(s); s->pos = 0; s->len = 0; |