diff options
author | Rafaël Carré <rafael.carre@gmail.com> | 2010-06-23 13:40:25 +0000 |
---|---|---|
committer | Rafaël Carré <rafael.carre@gmail.com> | 2010-06-23 13:40:25 +0000 |
commit | cf9bba710297617f01c37b613b5ab9fcd97733e3 (patch) | |
tree | fa63ff4e3a3162811b4387dc4db4f30f6f1dba7a /firmware/target/arm | |
parent | b4ce43f5cc321bebad5e9bc5893d34e913f10c6d (diff) |
sd-as3525.c: get rid of MCI_ARG
We always need to write MCI_ARGUMENT register so if the command expects
no argument just set the function argument to 0
Code is now similar to as3525v2
hint: merging the 2 and/or all the SD drivers would be nice
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27088 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm')
-rw-r--r-- | firmware/target/arm/as3525/sd-as3525.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/firmware/target/arm/as3525/sd-as3525.c b/firmware/target/arm/as3525/sd-as3525.c index e1acea2a0d..e2e3e5a3c2 100644 --- a/firmware/target/arm/as3525/sd-as3525.c +++ b/firmware/target/arm/as3525/sd-as3525.c @@ -51,10 +51,9 @@ #endif /* command flags */ -#define MCI_NO_FLAGS (0<<0) +#define MCI_NO_RESP (0<<0) #define MCI_RESP (1<<0) #define MCI_LONG_RESP (1<<1) -#define MCI_ARG (1<<2) /* ARM PL180 registers */ #define MCI_POWER(i) (*(volatile unsigned char *) (pl180_base[i]+0x00)) @@ -213,7 +212,7 @@ static bool send_cmd(const int drive, const int cmd, const int arg, MCI_CLEAR(drive) = 0x7ff; /* Load command argument or clear if none */ - MCI_ARGUMENT(drive) = (flags & MCI_ARG) ? arg : 0; + MCI_ARGUMENT(drive) = arg; /* Construct MCI_COMMAND & enable CPSM */ MCI_COMMAND(drive) = @@ -274,13 +273,13 @@ static int sd_init_card(const int drive) /* Start of Card Identification Mode ************************************/ /* CMD0 Go Idle */ - if(!send_cmd(drive, SD_GO_IDLE_STATE, 0, MCI_NO_FLAGS, NULL)) + if(!send_cmd(drive, SD_GO_IDLE_STATE, 0, MCI_NO_RESP, NULL)) return -1; mci_delay(); /* CMD8 Check for v2 sd card. Must be sent before using ACMD41 Non v2 cards will not respond to this command*/ - if(send_cmd(drive, SD_SEND_IF_COND, 0x1AA, MCI_RESP|MCI_ARG, &response)) + if(send_cmd(drive, SD_SEND_IF_COND, 0x1AA, MCI_RESP, &response)) if((response & 0xFFF) == 0x1AA) sd_v2 = true; @@ -293,21 +292,21 @@ static int sd_init_card(const int drive) return -2; /* app_cmd */ - send_cmd(drive, SD_APP_CMD, 0, MCI_RESP|MCI_ARG, &response); + send_cmd(drive, SD_APP_CMD, 0, MCI_RESP, &response); /* ACMD41 For v2 cards set HCS bit[30] & send host voltage range to all */ send_cmd(drive, SD_APP_OP_COND, (0x00FF8000 | (sd_v2 ? 1<<30 : 0)), - MCI_RESP|MCI_ARG, &card_info[drive].ocr); + MCI_RESP, &card_info[drive].ocr); } while(!(card_info[drive].ocr & (1<<31))); /* CMD2 send CID */ - if(!send_cmd(drive, SD_ALL_SEND_CID, 0, MCI_RESP|MCI_LONG_RESP|MCI_ARG, + if(!send_cmd(drive, SD_ALL_SEND_CID, 0, MCI_RESP|MCI_LONG_RESP, card_info[drive].cid)) return -3; /* CMD3 send RCA */ - if(!send_cmd(drive, SD_SEND_RELATIVE_ADDR, 0, MCI_RESP|MCI_ARG, + if(!send_cmd(drive, SD_SEND_RELATIVE_ADDR, 0, MCI_RESP, &card_info[drive].rca)) return -4; @@ -319,19 +318,19 @@ static int sd_init_card(const int drive) if(sd_v2) { /* CMD7 w/rca: Select card to put it in TRAN state */ - if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP|MCI_ARG, &response)) + if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP, &response)) return -5; if(sd_wait_for_tran_state(drive)) return -6; /* CMD6 */ - if(!send_cmd(drive, SD_SWITCH_FUNC, 0x80fffff1, MCI_ARG, NULL)) + if(!send_cmd(drive, SD_SWITCH_FUNC, 0x80fffff1, MCI_NO_RESP, NULL)) return -7; mci_delay(); /* go back to STBY state so we can read csd */ /* CMD7 w/rca=0: Deselect card to put it in STBY state */ - if(!send_cmd(drive, SD_DESELECT_CARD, 0, MCI_ARG, NULL)) + if(!send_cmd(drive, SD_DESELECT_CARD, 0, MCI_NO_RESP, NULL)) return -8; mci_delay(); } @@ -339,7 +338,7 @@ static int sd_init_card(const int drive) /* CMD9 send CSD */ if(!send_cmd(drive, SD_SEND_CSD, card_info[drive].rca, - MCI_RESP|MCI_LONG_RESP|MCI_ARG, card_info[drive].csd)) + MCI_RESP|MCI_LONG_RESP, card_info[drive].csd)) return -9; sd_parse_csd(&card_info[drive]); @@ -358,7 +357,7 @@ static int sd_init_card(const int drive) #endif /* CMD7 w/rca: Select card to put it in TRAN state */ - if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP|MCI_ARG, &response)) + if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP, &response)) return -10; #if 0 /* FIXME : it seems that write corrupts the filesystem */ @@ -366,16 +365,16 @@ static int sd_init_card(const int drive) if(sd_wait_for_tran_state(drive) < 0) return -11; /* CMD55 */ /* Response is requested due to timing issue */ - if(!send_cmd(drive, SD_APP_CMD, card_info[drive].rca, MCI_ARG|MCI_RESP, &response)) + if(!send_cmd(drive, SD_APP_CMD, card_info[drive].rca, MCI_RESP, &response)) return -14; /* ACMD42 */ - if(!send_cmd(drive, SD_SET_CLR_CARD_DETECT, 0, MCI_ARG|MCI_RESP, &response)) + if(!send_cmd(drive, SD_SET_CLR_CARD_DETECT, 0, MCI_RESP, &response)) return -15; /* CMD55 */ /* Response is requested due to timing issue */ - if(!send_cmd(drive, SD_APP_CMD, card_info[drive].rca, MCI_ARG|MCI_RESP, &response)) + if(!send_cmd(drive, SD_APP_CMD, card_info[drive].rca, MCI_RESP, &response)) return -12; /* ACMD6 */ - if(!send_cmd(drive, SD_SET_BUS_WIDTH, 2, MCI_ARG|MCI_RESP, &response)) + if(!send_cmd(drive, SD_SET_BUS_WIDTH, 2, MCI_RESP, &response)) return -13; /* Now that card is widebus make controller aware */ MCI_CLOCK(drive) |= MCI_CLOCK_WIDEBUS; @@ -394,13 +393,13 @@ static int sd_init_card(const int drive) return ret -16; /* CMD7 w/rca = 0: Unselect card to put it in STBY state */ - if(!send_cmd(drive, SD_SELECT_CARD, 0, MCI_ARG, NULL)) + if(!send_cmd(drive, SD_SELECT_CARD, 0, MCI_NO_RESP, NULL)) return -17; mci_delay(); /* CMD9 send CSD again, so we got the correct number of blocks */ if(!send_cmd(drive, SD_SEND_CSD, card_info[drive].rca, - MCI_RESP|MCI_LONG_RESP|MCI_ARG, card_info[drive].csd)) + MCI_RESP|MCI_LONG_RESP, card_info[drive].csd)) return -18; sd_parse_csd(&card_info[drive]); @@ -408,7 +407,7 @@ static int sd_init_card(const int drive) card_info[INTERNAL_AS3525].numblocks -= AMS_OF_SIZE; /* CMD7 w/rca: Select card to put it in TRAN state */ - if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP|MCI_ARG, &response)) + if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP, &response)) return -19; } @@ -597,8 +596,8 @@ static int sd_wait_for_tran_state(const int drive) while (1) { - if(!send_cmd(drive, SD_SEND_STATUS, card_info[drive].rca, - MCI_RESP|MCI_ARG, &response)) + if(!send_cmd(drive, SD_SEND_STATUS, card_info[drive].rca, MCI_RESP, + &response)) return -1; if (((response >> 9) & 0xf) == SD_TRAN) @@ -639,12 +638,13 @@ static int sd_select_bank(signed char bank) if (ret < 0) return ret - 2; - if(!send_cmd(INTERNAL_AS3525, SD_SWITCH_FUNC, 0x80ffffef, MCI_ARG, NULL)) + if(!send_cmd(INTERNAL_AS3525, SD_SWITCH_FUNC, 0x80ffffef, MCI_NO_RESP, + NULL)) return -1; mci_delay(); - if(!send_cmd(INTERNAL_AS3525, 35, 0, MCI_NO_FLAGS, NULL)) + if(!send_cmd(INTERNAL_AS3525, 35, 0, MCI_NO_RESP, NULL)) return -2; mci_delay(); @@ -788,7 +788,7 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start, goto sd_transfer_error; } - if(!send_cmd(drive, cmd, bank_start, MCI_ARG, NULL)) + if(!send_cmd(drive, cmd, bank_start, MCI_NO_RESP, NULL)) { ret -= 3*20; goto sd_transfer_error; 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