| Message ID | 20240628070216.92609-41-philmd@linaro.org |
|---|---|
| State | New |
| Headers | show |
| Series | hw/sd/sdcard: Add eMMC support | expand |
On 6/28/24 9:01 AM, Philippe Mathieu-Daudé wrote: > Store the command type altogether with the command handler and name. > > Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Cédric Le Goater <clg@redhat.com> Thanks, C. > --- > include/hw/sd/sd.h | 5 +++-- > hw/sd/sd.c | 44 ++++++++++++++++++++------------------------ > 2 files changed, 23 insertions(+), 26 deletions(-) > > diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h > index 2c8748fb9b..29c76935a0 100644 > --- a/include/hw/sd/sd.h > +++ b/include/hw/sd/sd.h > @@ -76,8 +76,9 @@ typedef enum { > } sd_uhs_mode_t; > > typedef enum { > - sd_none = -1, > - sd_bc = 0, /* broadcast -- no response */ > + sd_none = 0, > + sd_spi, > + sd_bc, /* broadcast -- no response */ > sd_bcr, /* broadcast with response */ > sd_ac, /* addressed -- no data transfer */ > sd_adtc, /* addressed with data transfer */ > diff --git a/hw/sd/sd.c b/hw/sd/sd.c > index 97fb3785ee..c4cc48926d 100644 > --- a/hw/sd/sd.c > +++ b/hw/sd/sd.c > @@ -95,6 +95,7 @@ typedef sd_rsp_type_t (*sd_cmd_handler)(SDState *sd, SDRequest req); > typedef struct SDProto { > const char *name; > struct { > + const sd_cmd_type_t type; > const char *name; > sd_cmd_handler handler; > } cmd[SDMMC_CMD_MAX], acmd[SDMMC_CMD_MAX]; > @@ -351,20 +352,6 @@ static void sd_set_mode(SDState *sd) > } > } > > -static const sd_cmd_type_t sd_cmd_type[SDMMC_CMD_MAX] = { > - sd_bc, sd_none, sd_bcr, sd_bcr, sd_none, sd_none, sd_none, sd_ac, > - sd_bcr, sd_ac, sd_ac, sd_adtc, sd_ac, sd_ac, sd_none, sd_ac, > - /* 16 */ > - sd_ac, sd_adtc, sd_adtc, sd_none, sd_none, sd_none, sd_none, sd_none, > - sd_adtc, sd_adtc, sd_adtc, sd_adtc, sd_ac, sd_ac, sd_adtc, sd_none, > - /* 32 */ > - sd_ac, sd_ac, sd_none, sd_none, sd_none, sd_none, sd_ac, sd_none, > - sd_none, sd_none, sd_bc, sd_none, sd_none, sd_none, sd_none, sd_none, > - /* 48 */ > - sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_ac, > - sd_adtc, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, > -}; > - > static const int sd_cmd_class[SDMMC_CMD_MAX] = { > 0, 0, 0, 0, 0, 9, 10, 0, 0, 0, 0, 1, 0, 0, 0, 0, > 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 6, 6, 6, 6, > @@ -571,10 +558,19 @@ static void sd_set_rca(SDState *sd, uint16_t value) > > static uint16_t sd_req_get_rca(SDState *s, SDRequest req) > { > - if (sd_cmd_type[req.cmd] == sd_ac || sd_cmd_type[req.cmd] == sd_adtc) { > + switch (s->proto->cmd[req.cmd].type) { > + case sd_none: > + /* Called from legacy code not ported to SDProto array */ > + assert(!s->proto->cmd[req.cmd].handler); > + /* fall-through */ > + case sd_ac: > + case sd_adtc: > return req.arg >> 16; > + case sd_spi: > + g_assert_not_reached(); > + default: > + return 0; > } > - return 0; > } > > /* Card Status register */ > @@ -2277,22 +2273,22 @@ void sd_enable(SDState *sd, bool enable) > static const SDProto sd_proto_spi = { > .name = "SPI", > .cmd = { > - [0] = { "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, > - [1] = { "SEND_OP_COND", spi_cmd_SEND_OP_COND}, > + [0] = { sd_spi, "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, > + [1] = { sd_spi, "SEND_OP_COND", spi_cmd_SEND_OP_COND}, > }, > .acmd = { > - [41] = { "SEND_OP_COND", spi_cmd_SEND_OP_COND}, > + [41] = { sd_spi, "SEND_OP_COND", spi_cmd_SEND_OP_COND}, > }, > }; > > static const SDProto sd_proto_sd = { > .name = "SD", > .cmd = { > - [0] = { "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, > - [2] = { "ALL_SEND_CID", sd_cmd_ALL_SEND_CID}, > - [3] = { "SEND_RELATIVE_ADDR", sd_cmd_SEND_RELATIVE_ADDR}, > - [19] = { "SEND_TUNING_BLOCK", sd_cmd_SEND_TUNING_BLOCK}, > - [23] = { "SET_BLOCK_COUNT", sd_cmd_SET_BLOCK_COUNT}, > + [0] = { sd_bc, "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, > + [2] = { sd_bcr, "ALL_SEND_CID", sd_cmd_ALL_SEND_CID}, > + [3] = { sd_bcr, "SEND_RELATIVE_ADDR", sd_cmd_SEND_RELATIVE_ADDR}, > + [19] = { sd_adtc, "SEND_TUNING_BLOCK", sd_cmd_SEND_TUNING_BLOCK}, > + [23] = { sd_ac, "SET_BLOCK_COUNT", sd_cmd_SET_BLOCK_COUNT}, > }, > }; >
diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h index 2c8748fb9b..29c76935a0 100644 --- a/include/hw/sd/sd.h +++ b/include/hw/sd/sd.h @@ -76,8 +76,9 @@ typedef enum { } sd_uhs_mode_t; typedef enum { - sd_none = -1, - sd_bc = 0, /* broadcast -- no response */ + sd_none = 0, + sd_spi, + sd_bc, /* broadcast -- no response */ sd_bcr, /* broadcast with response */ sd_ac, /* addressed -- no data transfer */ sd_adtc, /* addressed with data transfer */ diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 97fb3785ee..c4cc48926d 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -95,6 +95,7 @@ typedef sd_rsp_type_t (*sd_cmd_handler)(SDState *sd, SDRequest req); typedef struct SDProto { const char *name; struct { + const sd_cmd_type_t type; const char *name; sd_cmd_handler handler; } cmd[SDMMC_CMD_MAX], acmd[SDMMC_CMD_MAX]; @@ -351,20 +352,6 @@ static void sd_set_mode(SDState *sd) } } -static const sd_cmd_type_t sd_cmd_type[SDMMC_CMD_MAX] = { - sd_bc, sd_none, sd_bcr, sd_bcr, sd_none, sd_none, sd_none, sd_ac, - sd_bcr, sd_ac, sd_ac, sd_adtc, sd_ac, sd_ac, sd_none, sd_ac, - /* 16 */ - sd_ac, sd_adtc, sd_adtc, sd_none, sd_none, sd_none, sd_none, sd_none, - sd_adtc, sd_adtc, sd_adtc, sd_adtc, sd_ac, sd_ac, sd_adtc, sd_none, - /* 32 */ - sd_ac, sd_ac, sd_none, sd_none, sd_none, sd_none, sd_ac, sd_none, - sd_none, sd_none, sd_bc, sd_none, sd_none, sd_none, sd_none, sd_none, - /* 48 */ - sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_ac, - sd_adtc, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, sd_none, -}; - static const int sd_cmd_class[SDMMC_CMD_MAX] = { 0, 0, 0, 0, 0, 9, 10, 0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 6, 6, 6, 6, @@ -571,10 +558,19 @@ static void sd_set_rca(SDState *sd, uint16_t value) static uint16_t sd_req_get_rca(SDState *s, SDRequest req) { - if (sd_cmd_type[req.cmd] == sd_ac || sd_cmd_type[req.cmd] == sd_adtc) { + switch (s->proto->cmd[req.cmd].type) { + case sd_none: + /* Called from legacy code not ported to SDProto array */ + assert(!s->proto->cmd[req.cmd].handler); + /* fall-through */ + case sd_ac: + case sd_adtc: return req.arg >> 16; + case sd_spi: + g_assert_not_reached(); + default: + return 0; } - return 0; } /* Card Status register */ @@ -2277,22 +2273,22 @@ void sd_enable(SDState *sd, bool enable) static const SDProto sd_proto_spi = { .name = "SPI", .cmd = { - [0] = { "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, - [1] = { "SEND_OP_COND", spi_cmd_SEND_OP_COND}, + [0] = { sd_spi, "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, + [1] = { sd_spi, "SEND_OP_COND", spi_cmd_SEND_OP_COND}, }, .acmd = { - [41] = { "SEND_OP_COND", spi_cmd_SEND_OP_COND}, + [41] = { sd_spi, "SEND_OP_COND", spi_cmd_SEND_OP_COND}, }, }; static const SDProto sd_proto_sd = { .name = "SD", .cmd = { - [0] = { "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, - [2] = { "ALL_SEND_CID", sd_cmd_ALL_SEND_CID}, - [3] = { "SEND_RELATIVE_ADDR", sd_cmd_SEND_RELATIVE_ADDR}, - [19] = { "SEND_TUNING_BLOCK", sd_cmd_SEND_TUNING_BLOCK}, - [23] = { "SET_BLOCK_COUNT", sd_cmd_SET_BLOCK_COUNT}, + [0] = { sd_bc, "GO_IDLE_STATE", sd_cmd_GO_IDLE_STATE}, + [2] = { sd_bcr, "ALL_SEND_CID", sd_cmd_ALL_SEND_CID}, + [3] = { sd_bcr, "SEND_RELATIVE_ADDR", sd_cmd_SEND_RELATIVE_ADDR}, + [19] = { sd_adtc, "SEND_TUNING_BLOCK", sd_cmd_SEND_TUNING_BLOCK}, + [23] = { sd_ac, "SET_BLOCK_COUNT", sd_cmd_SET_BLOCK_COUNT}, }, };
Store the command type altogether with the command handler and name. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> --- include/hw/sd/sd.h | 5 +++-- hw/sd/sd.c | 44 ++++++++++++++++++++------------------------ 2 files changed, 23 insertions(+), 26 deletions(-)