Message ID | 20180108154303.6522-3-f4bug@amsat.org |
---|---|
State | New |
Headers | show |
Series | SDHCI: make it abstract, add inherited devices, add qtests | expand |
On Mon, Jan 8, 2018 at 7:42 AM, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/sd/sdhci-internal.h | 22 ++++++++++++++++++- > include/hw/sd/sdhci.h | 6 ++++++ > hw/sd/sdhci.c | 58 ++++++++++++++++++++++++++++++++++++-------------- > 3 files changed, 69 insertions(+), 17 deletions(-) > > diff --git a/hw/sd/sdhci-internal.h b/hw/sd/sdhci-internal.h > index cf4a055159..6944fcaf00 100644 > --- a/hw/sd/sdhci-internal.h > +++ b/hw/sd/sdhci-internal.h > @@ -86,6 +86,9 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); > > /* R/W Host control Register 0x0 */ > #define SDHC_HOSTCTL 0x28 > +FIELD(SDHC_HOSTCTL, LED_CTRL, 0, 1); > +FIELD(SDHC_HOSTCTL, DATATRANSFERWIDTH, 1, 1); /* SD mode only */ > +FIELD(SDHC_HOSTCTL, HIGH_SPEED, 2, 1); > #define SDHC_CTRL_DMA_CHECK_MASK 0x18 > #define SDHC_CTRL_SDMA 0x00 > #define SDHC_CTRL_ADMA1_32 0x08 > @@ -96,6 +99,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); > /* R/W Power Control Register 0x0 */ > #define SDHC_PWRCON 0x29 > #define SDHC_POWER_ON (1 << 0) > +FIELD(SDHC_PWRCON, BUS_VOLTAGE, 1, 3); > > /* R/W Block Gap Control Register 0x0 */ > #define SDHC_BLKGAP 0x2A > @@ -118,6 +122,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); > > /* R/W Timeout Control Register 0x0 */ > #define SDHC_TIMEOUTCON 0x2E > +FIELD(SDHC_TIMEOUTCON, COUNTER, 0, 4); > > /* R/W Software Reset Register 0x0 */ > #define SDHC_SWRST 0x2F > @@ -174,17 +179,32 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); > > /* ROC Auto CMD12 error status register 0x0 */ > #define SDHC_ACMD12ERRSTS 0x3C > +FIELD(SDHC_ACMD12ERRSTS, TIMEOUT_ERR, 1, 1); > +FIELD(SDHC_ACMD12ERRSTS, CRC_ERR, 2, 1); > +FIELD(SDHC_ACMD12ERRSTS, INDEX_ERR, 4, 1); > > /* HWInit Capabilities Register 0x05E80080 */ > #define SDHC_CAPAB 0x40 > -#define SDHC_CAN_DO_DMA 0x00400000 > #define SDHC_CAN_DO_ADMA2 0x00080000 > #define SDHC_CAN_DO_ADMA1 0x00100000 > #define SDHC_64_BIT_BUS_SUPPORT (1 << 28) > #define SDHC_CAPAB_BLOCKSIZE(x) (((x) >> 16) & 0x3) > +FIELD(SDHC_CAPAB, TOCLKFREQ, 0, 6); > +FIELD(SDHC_CAPAB, TOUNIT, 7, 1); > +FIELD(SDHC_CAPAB, BASECLKFREQ, 8, 8); > +FIELD(SDHC_CAPAB, MAXBLOCKLENGTH, 16, 2); > +FIELD(SDHC_CAPAB, HIGHSPEED, 21, 1); > +FIELD(SDHC_CAPAB, SDMA, 22, 1); > +FIELD(SDHC_CAPAB, SUSPRESUME, 23, 1); > +FIELD(SDHC_CAPAB, V33, 24, 1); > +FIELD(SDHC_CAPAB, V30, 25, 1); > +FIELD(SDHC_CAPAB, V18, 26, 1); > > /* HWInit Maximum Current Capabilities Register 0x0 */ > #define SDHC_MAXCURR 0x48 > +FIELD(SDHC_MAXCURR, V33_VDD1, 0, 8); > +FIELD(SDHC_MAXCURR, V30_VDD1, 8, 8); > +FIELD(SDHC_MAXCURR, V18_VDD1, 16, 8); > > /* W Force Event Auto CMD12 Error Interrupt Register 0x0000 */ > #define SDHC_FEAER 0x50 > diff --git a/include/hw/sd/sdhci.h b/include/hw/sd/sdhci.h > index ddd5040410..266030dc8d 100644 > --- a/include/hw/sd/sdhci.h > +++ b/include/hw/sd/sdhci.h > @@ -102,6 +102,12 @@ typedef struct SDHCIState { > /* Configurable properties */ > bool pending_insert_quirk; /* Quirk for Raspberry Pi card insert int */ > uint8_t spec_version; > + struct { > + bool suspend; > + bool high_speed; > + bool sdma; > + bool v33, v30, v18; > + } cap; > } SDHCIState; > > #define TYPE_PCI_SDHCI "sdhci-pci" > diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c > index cd4a8efdd7..e7dbab2fdc 100644 > --- a/hw/sd/sdhci.c > +++ b/hw/sd/sdhci.c > @@ -44,12 +44,6 @@ > * 0 - not supported, 1 - supported, other - prohibited. > */ > #define SDHC_CAPAB_64BITBUS 0ul /* 64-bit System Bus Support */ > -#define SDHC_CAPAB_18V 1ul /* Voltage support 1.8v */ > -#define SDHC_CAPAB_30V 0ul /* Voltage support 3.0v */ > -#define SDHC_CAPAB_33V 1ul /* Voltage support 3.3v */ > -#define SDHC_CAPAB_SUSPRESUME 0ul /* Suspend/resume support */ > -#define SDHC_CAPAB_SDMA 1ul /* SDMA support */ > -#define SDHC_CAPAB_HIGHSPEED 1ul /* High speed support */ > #define SDHC_CAPAB_ADMA1 1ul /* ADMA1 support */ > #define SDHC_CAPAB_ADMA2 1ul /* ADMA2 support */ > /* Maximum host controller R/W buffers size > @@ -63,9 +57,7 @@ > #define SDHC_CAPAB_TOCLKFREQ 52ul > > /* Now check all parameters and calculate CAPABILITIES REGISTER value */ > -#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_18V > 1 || SDHC_CAPAB_30V > 1 || \ > - SDHC_CAPAB_33V > 1 || SDHC_CAPAB_SUSPRESUME > 1 || SDHC_CAPAB_SDMA > 1 || \ > - SDHC_CAPAB_HIGHSPEED > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 ||\ > +#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 || \ > SDHC_CAPAB_TOUNIT > 1 > #error Capabilities features can have value 0 or 1 only! > #endif > @@ -90,16 +82,33 @@ > #endif > > #define SDHC_CAPAB_REG_DEFAULT \ > - ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_18V << 26) | \ > - (SDHC_CAPAB_30V << 25) | (SDHC_CAPAB_33V << 24) | \ > - (SDHC_CAPAB_SUSPRESUME << 23) | (SDHC_CAPAB_SDMA << 22) | \ > - (SDHC_CAPAB_HIGHSPEED << 21) | (SDHC_CAPAB_ADMA1 << 20) | \ > + ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_ADMA1 << 20) | \ > (SDHC_CAPAB_ADMA2 << 19) | (MAX_BLOCK_LENGTH << 16) | \ > (SDHC_CAPAB_BASECLKFREQ << 8) | (SDHC_CAPAB_TOUNIT << 7) | \ > (SDHC_CAPAB_TOCLKFREQ)) > > #define MASKED_WRITE(reg, mask, val) (reg = (reg & (mask)) | (val)) > > +static void sdhci_init_capareg(SDHCIState *s, Error **errp) > +{ > + uint64_t capareg = 0; > + > + switch (s->spec_version) { > + case 1: > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, HIGHSPEED, s->cap.high_speed); > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SDMA, s->cap.sdma); > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SUSPRESUME, s->cap.suspend); > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V33, s->cap.v33); > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V30, s->cap.v30); > + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V18, s->cap.v18); > + break; > + Don't we need to support v2 here as well? We default to v2 don't we? Alistair > + default: > + error_setg(errp, "Unsupported spec version: %u", s->spec_version); > + } > + s->capareg = capareg; > +} > + > static uint8_t sdhci_slotint(SDHCIState *s) > { > return (s->norintsts & s->norintsigen) || (s->errintsts & s->errintsigen) || > @@ -1032,7 +1041,7 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val, unsigned size) > case SDHC_TRNMOD: > /* DMA can be enabled only if it is supported as indicated by > * capabilities register */ > - if (!(s->capareg & SDHC_CAN_DO_DMA)) { > + if (!(s->capareg & R_SDHC_CAPAB_SDMA_MASK)) { > value &= ~SDHC_TRNS_DMA; > } > MASKED_WRITE(s->trnmod, mask, value & SDHC_TRNMOD_MASK); > @@ -1186,6 +1195,10 @@ static void sdhci_init_readonly_registers(SDHCIState *s, Error **errp) > return; > } > s->version = (SDHC_HCVER_VENDOR << 8) | (s->spec_version - 1); > + > + if (s->capareg == UINT64_MAX) { > + sdhci_init_capareg(s, errp); > + } > } > > static void sdhci_initfn(SDHCIState *s) > @@ -1305,8 +1318,21 @@ const VMStateDescription sdhci_vmstate = { > * specific host controller implementation */ > static Property sdhci_properties[] = { > DEFINE_PROP_UINT8("sd-spec-version", SDHCIState, spec_version, 2), > - DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, > - SDHC_CAPAB_REG_DEFAULT), > + > + /* DMA */ > + DEFINE_PROP_BOOL("sdma", SDHCIState, cap.sdma, true), > + /* Suspend/resume support */ > + DEFINE_PROP_BOOL("suspend", SDHCIState, cap.suspend, false), > + /* High speed support */ > + DEFINE_PROP_BOOL("high-speed", SDHCIState, cap.high_speed, true), > + /* Voltage support 3.3/3.0/1.8V */ > + DEFINE_PROP_BOOL("3v3", SDHCIState, cap.v33, true), > + DEFINE_PROP_BOOL("3v0", SDHCIState, cap.v30, false), > + DEFINE_PROP_BOOL("1v8", SDHCIState, cap.v18, false), > + > + /* capareg: deprecated */ > + DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, UINT64_MAX), > + > DEFINE_PROP_UINT64("maxcurr", SDHCIState, maxcurr, 0), > DEFINE_PROP_BOOL("pending-insert-quirk", SDHCIState, pending_insert_quirk, > false), > -- > 2.15.1 > >
On 01/08/2018 07:00 PM, Alistair Francis wrote: > On Mon, Jan 8, 2018 at 7:42 AM, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: >> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> >> --- >> hw/sd/sdhci-internal.h | 22 ++++++++++++++++++- >> include/hw/sd/sdhci.h | 6 ++++++ >> hw/sd/sdhci.c | 58 ++++++++++++++++++++++++++++++++++++-------------- >> 3 files changed, 69 insertions(+), 17 deletions(-) >> >> diff --git a/hw/sd/sdhci-internal.h b/hw/sd/sdhci-internal.h >> index cf4a055159..6944fcaf00 100644 >> --- a/hw/sd/sdhci-internal.h >> +++ b/hw/sd/sdhci-internal.h >> @@ -86,6 +86,9 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); >> >> /* R/W Host control Register 0x0 */ >> #define SDHC_HOSTCTL 0x28 >> +FIELD(SDHC_HOSTCTL, LED_CTRL, 0, 1); >> +FIELD(SDHC_HOSTCTL, DATATRANSFERWIDTH, 1, 1); /* SD mode only */ >> +FIELD(SDHC_HOSTCTL, HIGH_SPEED, 2, 1); >> #define SDHC_CTRL_DMA_CHECK_MASK 0x18 >> #define SDHC_CTRL_SDMA 0x00 >> #define SDHC_CTRL_ADMA1_32 0x08 >> @@ -96,6 +99,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); >> /* R/W Power Control Register 0x0 */ >> #define SDHC_PWRCON 0x29 >> #define SDHC_POWER_ON (1 << 0) >> +FIELD(SDHC_PWRCON, BUS_VOLTAGE, 1, 3); >> >> /* R/W Block Gap Control Register 0x0 */ >> #define SDHC_BLKGAP 0x2A >> @@ -118,6 +122,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); >> >> /* R/W Timeout Control Register 0x0 */ >> #define SDHC_TIMEOUTCON 0x2E >> +FIELD(SDHC_TIMEOUTCON, COUNTER, 0, 4); >> >> /* R/W Software Reset Register 0x0 */ >> #define SDHC_SWRST 0x2F >> @@ -174,17 +179,32 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); >> >> /* ROC Auto CMD12 error status register 0x0 */ >> #define SDHC_ACMD12ERRSTS 0x3C >> +FIELD(SDHC_ACMD12ERRSTS, TIMEOUT_ERR, 1, 1); >> +FIELD(SDHC_ACMD12ERRSTS, CRC_ERR, 2, 1); >> +FIELD(SDHC_ACMD12ERRSTS, INDEX_ERR, 4, 1); >> >> /* HWInit Capabilities Register 0x05E80080 */ >> #define SDHC_CAPAB 0x40 >> -#define SDHC_CAN_DO_DMA 0x00400000 >> #define SDHC_CAN_DO_ADMA2 0x00080000 >> #define SDHC_CAN_DO_ADMA1 0x00100000 >> #define SDHC_64_BIT_BUS_SUPPORT (1 << 28) >> #define SDHC_CAPAB_BLOCKSIZE(x) (((x) >> 16) & 0x3) >> +FIELD(SDHC_CAPAB, TOCLKFREQ, 0, 6); >> +FIELD(SDHC_CAPAB, TOUNIT, 7, 1); >> +FIELD(SDHC_CAPAB, BASECLKFREQ, 8, 8); >> +FIELD(SDHC_CAPAB, MAXBLOCKLENGTH, 16, 2); >> +FIELD(SDHC_CAPAB, HIGHSPEED, 21, 1); >> +FIELD(SDHC_CAPAB, SDMA, 22, 1); >> +FIELD(SDHC_CAPAB, SUSPRESUME, 23, 1); >> +FIELD(SDHC_CAPAB, V33, 24, 1); >> +FIELD(SDHC_CAPAB, V30, 25, 1); >> +FIELD(SDHC_CAPAB, V18, 26, 1); >> >> /* HWInit Maximum Current Capabilities Register 0x0 */ >> #define SDHC_MAXCURR 0x48 >> +FIELD(SDHC_MAXCURR, V33_VDD1, 0, 8); >> +FIELD(SDHC_MAXCURR, V30_VDD1, 8, 8); >> +FIELD(SDHC_MAXCURR, V18_VDD1, 16, 8); >> >> /* W Force Event Auto CMD12 Error Interrupt Register 0x0000 */ >> #define SDHC_FEAER 0x50 >> diff --git a/include/hw/sd/sdhci.h b/include/hw/sd/sdhci.h >> index ddd5040410..266030dc8d 100644 >> --- a/include/hw/sd/sdhci.h >> +++ b/include/hw/sd/sdhci.h >> @@ -102,6 +102,12 @@ typedef struct SDHCIState { >> /* Configurable properties */ >> bool pending_insert_quirk; /* Quirk for Raspberry Pi card insert int */ >> uint8_t spec_version; >> + struct { >> + bool suspend; >> + bool high_speed; >> + bool sdma; >> + bool v33, v30, v18; >> + } cap; >> } SDHCIState; >> >> #define TYPE_PCI_SDHCI "sdhci-pci" >> diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c >> index cd4a8efdd7..e7dbab2fdc 100644 >> --- a/hw/sd/sdhci.c >> +++ b/hw/sd/sdhci.c >> @@ -44,12 +44,6 @@ >> * 0 - not supported, 1 - supported, other - prohibited. >> */ >> #define SDHC_CAPAB_64BITBUS 0ul /* 64-bit System Bus Support */ >> -#define SDHC_CAPAB_18V 1ul /* Voltage support 1.8v */ >> -#define SDHC_CAPAB_30V 0ul /* Voltage support 3.0v */ >> -#define SDHC_CAPAB_33V 1ul /* Voltage support 3.3v */ >> -#define SDHC_CAPAB_SUSPRESUME 0ul /* Suspend/resume support */ >> -#define SDHC_CAPAB_SDMA 1ul /* SDMA support */ >> -#define SDHC_CAPAB_HIGHSPEED 1ul /* High speed support */ >> #define SDHC_CAPAB_ADMA1 1ul /* ADMA1 support */ >> #define SDHC_CAPAB_ADMA2 1ul /* ADMA2 support */ >> /* Maximum host controller R/W buffers size >> @@ -63,9 +57,7 @@ >> #define SDHC_CAPAB_TOCLKFREQ 52ul >> >> /* Now check all parameters and calculate CAPABILITIES REGISTER value */ >> -#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_18V > 1 || SDHC_CAPAB_30V > 1 || \ >> - SDHC_CAPAB_33V > 1 || SDHC_CAPAB_SUSPRESUME > 1 || SDHC_CAPAB_SDMA > 1 || \ >> - SDHC_CAPAB_HIGHSPEED > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 ||\ >> +#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 || \ >> SDHC_CAPAB_TOUNIT > 1 >> #error Capabilities features can have value 0 or 1 only! >> #endif >> @@ -90,16 +82,33 @@ >> #endif >> >> #define SDHC_CAPAB_REG_DEFAULT \ >> - ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_18V << 26) | \ >> - (SDHC_CAPAB_30V << 25) | (SDHC_CAPAB_33V << 24) | \ >> - (SDHC_CAPAB_SUSPRESUME << 23) | (SDHC_CAPAB_SDMA << 22) | \ >> - (SDHC_CAPAB_HIGHSPEED << 21) | (SDHC_CAPAB_ADMA1 << 20) | \ >> + ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_ADMA1 << 20) | \ >> (SDHC_CAPAB_ADMA2 << 19) | (MAX_BLOCK_LENGTH << 16) | \ >> (SDHC_CAPAB_BASECLKFREQ << 8) | (SDHC_CAPAB_TOUNIT << 7) | \ >> (SDHC_CAPAB_TOCLKFREQ)) >> >> #define MASKED_WRITE(reg, mask, val) (reg = (reg & (mask)) | (val)) >> >> +static void sdhci_init_capareg(SDHCIState *s, Error **errp) >> +{ >> + uint64_t capareg = 0; >> + >> + switch (s->spec_version) { >> + case 1: >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, HIGHSPEED, s->cap.high_speed); >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SDMA, s->cap.sdma); >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SUSPRESUME, s->cap.suspend); >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V33, s->cap.v33); >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V30, s->cap.v30); >> + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V18, s->cap.v18); >> + break; >> + > > Don't we need to support v2 here as well? We default to v2 don't we? argh you right, I planed to also put 2 but completely forgot :( we don't want to support v1, but v2 expects these capabilities from v1. > > Alistair > >> + default: >> + error_setg(errp, "Unsupported spec version: %u", s->spec_version); >> + } >> + s->capareg = capareg; >> +} >> + >> static uint8_t sdhci_slotint(SDHCIState *s) >> { >> return (s->norintsts & s->norintsigen) || (s->errintsts & s->errintsigen) || >> @@ -1032,7 +1041,7 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val, unsigned size) >> case SDHC_TRNMOD: >> /* DMA can be enabled only if it is supported as indicated by >> * capabilities register */ >> - if (!(s->capareg & SDHC_CAN_DO_DMA)) { >> + if (!(s->capareg & R_SDHC_CAPAB_SDMA_MASK)) { >> value &= ~SDHC_TRNS_DMA; >> } >> MASKED_WRITE(s->trnmod, mask, value & SDHC_TRNMOD_MASK); >> @@ -1186,6 +1195,10 @@ static void sdhci_init_readonly_registers(SDHCIState *s, Error **errp) >> return; >> } >> s->version = (SDHC_HCVER_VENDOR << 8) | (s->spec_version - 1); >> + >> + if (s->capareg == UINT64_MAX) { >> + sdhci_init_capareg(s, errp); >> + } >> } >> >> static void sdhci_initfn(SDHCIState *s) >> @@ -1305,8 +1318,21 @@ const VMStateDescription sdhci_vmstate = { >> * specific host controller implementation */ >> static Property sdhci_properties[] = { >> DEFINE_PROP_UINT8("sd-spec-version", SDHCIState, spec_version, 2), >> - DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, >> - SDHC_CAPAB_REG_DEFAULT), >> + >> + /* DMA */ >> + DEFINE_PROP_BOOL("sdma", SDHCIState, cap.sdma, true), >> + /* Suspend/resume support */ >> + DEFINE_PROP_BOOL("suspend", SDHCIState, cap.suspend, false), >> + /* High speed support */ >> + DEFINE_PROP_BOOL("high-speed", SDHCIState, cap.high_speed, true), >> + /* Voltage support 3.3/3.0/1.8V */ >> + DEFINE_PROP_BOOL("3v3", SDHCIState, cap.v33, true), >> + DEFINE_PROP_BOOL("3v0", SDHCIState, cap.v30, false), >> + DEFINE_PROP_BOOL("1v8", SDHCIState, cap.v18, false), >> + >> + /* capareg: deprecated */ >> + DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, UINT64_MAX), >> + >> DEFINE_PROP_UINT64("maxcurr", SDHCIState, maxcurr, 0), >> DEFINE_PROP_BOOL("pending-insert-quirk", SDHCIState, pending_insert_quirk, >> false), >> -- >> 2.15.1 >> >> >
diff --git a/hw/sd/sdhci-internal.h b/hw/sd/sdhci-internal.h index cf4a055159..6944fcaf00 100644 --- a/hw/sd/sdhci-internal.h +++ b/hw/sd/sdhci-internal.h @@ -86,6 +86,9 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); /* R/W Host control Register 0x0 */ #define SDHC_HOSTCTL 0x28 +FIELD(SDHC_HOSTCTL, LED_CTRL, 0, 1); +FIELD(SDHC_HOSTCTL, DATATRANSFERWIDTH, 1, 1); /* SD mode only */ +FIELD(SDHC_HOSTCTL, HIGH_SPEED, 2, 1); #define SDHC_CTRL_DMA_CHECK_MASK 0x18 #define SDHC_CTRL_SDMA 0x00 #define SDHC_CTRL_ADMA1_32 0x08 @@ -96,6 +99,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); /* R/W Power Control Register 0x0 */ #define SDHC_PWRCON 0x29 #define SDHC_POWER_ON (1 << 0) +FIELD(SDHC_PWRCON, BUS_VOLTAGE, 1, 3); /* R/W Block Gap Control Register 0x0 */ #define SDHC_BLKGAP 0x2A @@ -118,6 +122,7 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); /* R/W Timeout Control Register 0x0 */ #define SDHC_TIMEOUTCON 0x2E +FIELD(SDHC_TIMEOUTCON, COUNTER, 0, 4); /* R/W Software Reset Register 0x0 */ #define SDHC_SWRST 0x2F @@ -174,17 +179,32 @@ FIELD(SDHC_PRNSTS, WRITE_PROTECT, 19, 1); /* ROC Auto CMD12 error status register 0x0 */ #define SDHC_ACMD12ERRSTS 0x3C +FIELD(SDHC_ACMD12ERRSTS, TIMEOUT_ERR, 1, 1); +FIELD(SDHC_ACMD12ERRSTS, CRC_ERR, 2, 1); +FIELD(SDHC_ACMD12ERRSTS, INDEX_ERR, 4, 1); /* HWInit Capabilities Register 0x05E80080 */ #define SDHC_CAPAB 0x40 -#define SDHC_CAN_DO_DMA 0x00400000 #define SDHC_CAN_DO_ADMA2 0x00080000 #define SDHC_CAN_DO_ADMA1 0x00100000 #define SDHC_64_BIT_BUS_SUPPORT (1 << 28) #define SDHC_CAPAB_BLOCKSIZE(x) (((x) >> 16) & 0x3) +FIELD(SDHC_CAPAB, TOCLKFREQ, 0, 6); +FIELD(SDHC_CAPAB, TOUNIT, 7, 1); +FIELD(SDHC_CAPAB, BASECLKFREQ, 8, 8); +FIELD(SDHC_CAPAB, MAXBLOCKLENGTH, 16, 2); +FIELD(SDHC_CAPAB, HIGHSPEED, 21, 1); +FIELD(SDHC_CAPAB, SDMA, 22, 1); +FIELD(SDHC_CAPAB, SUSPRESUME, 23, 1); +FIELD(SDHC_CAPAB, V33, 24, 1); +FIELD(SDHC_CAPAB, V30, 25, 1); +FIELD(SDHC_CAPAB, V18, 26, 1); /* HWInit Maximum Current Capabilities Register 0x0 */ #define SDHC_MAXCURR 0x48 +FIELD(SDHC_MAXCURR, V33_VDD1, 0, 8); +FIELD(SDHC_MAXCURR, V30_VDD1, 8, 8); +FIELD(SDHC_MAXCURR, V18_VDD1, 16, 8); /* W Force Event Auto CMD12 Error Interrupt Register 0x0000 */ #define SDHC_FEAER 0x50 diff --git a/include/hw/sd/sdhci.h b/include/hw/sd/sdhci.h index ddd5040410..266030dc8d 100644 --- a/include/hw/sd/sdhci.h +++ b/include/hw/sd/sdhci.h @@ -102,6 +102,12 @@ typedef struct SDHCIState { /* Configurable properties */ bool pending_insert_quirk; /* Quirk for Raspberry Pi card insert int */ uint8_t spec_version; + struct { + bool suspend; + bool high_speed; + bool sdma; + bool v33, v30, v18; + } cap; } SDHCIState; #define TYPE_PCI_SDHCI "sdhci-pci" diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index cd4a8efdd7..e7dbab2fdc 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -44,12 +44,6 @@ * 0 - not supported, 1 - supported, other - prohibited. */ #define SDHC_CAPAB_64BITBUS 0ul /* 64-bit System Bus Support */ -#define SDHC_CAPAB_18V 1ul /* Voltage support 1.8v */ -#define SDHC_CAPAB_30V 0ul /* Voltage support 3.0v */ -#define SDHC_CAPAB_33V 1ul /* Voltage support 3.3v */ -#define SDHC_CAPAB_SUSPRESUME 0ul /* Suspend/resume support */ -#define SDHC_CAPAB_SDMA 1ul /* SDMA support */ -#define SDHC_CAPAB_HIGHSPEED 1ul /* High speed support */ #define SDHC_CAPAB_ADMA1 1ul /* ADMA1 support */ #define SDHC_CAPAB_ADMA2 1ul /* ADMA2 support */ /* Maximum host controller R/W buffers size @@ -63,9 +57,7 @@ #define SDHC_CAPAB_TOCLKFREQ 52ul /* Now check all parameters and calculate CAPABILITIES REGISTER value */ -#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_18V > 1 || SDHC_CAPAB_30V > 1 || \ - SDHC_CAPAB_33V > 1 || SDHC_CAPAB_SUSPRESUME > 1 || SDHC_CAPAB_SDMA > 1 || \ - SDHC_CAPAB_HIGHSPEED > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 ||\ +#if SDHC_CAPAB_64BITBUS > 1 || SDHC_CAPAB_ADMA2 > 1 || SDHC_CAPAB_ADMA1 > 1 || \ SDHC_CAPAB_TOUNIT > 1 #error Capabilities features can have value 0 or 1 only! #endif @@ -90,16 +82,33 @@ #endif #define SDHC_CAPAB_REG_DEFAULT \ - ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_18V << 26) | \ - (SDHC_CAPAB_30V << 25) | (SDHC_CAPAB_33V << 24) | \ - (SDHC_CAPAB_SUSPRESUME << 23) | (SDHC_CAPAB_SDMA << 22) | \ - (SDHC_CAPAB_HIGHSPEED << 21) | (SDHC_CAPAB_ADMA1 << 20) | \ + ((SDHC_CAPAB_64BITBUS << 28) | (SDHC_CAPAB_ADMA1 << 20) | \ (SDHC_CAPAB_ADMA2 << 19) | (MAX_BLOCK_LENGTH << 16) | \ (SDHC_CAPAB_BASECLKFREQ << 8) | (SDHC_CAPAB_TOUNIT << 7) | \ (SDHC_CAPAB_TOCLKFREQ)) #define MASKED_WRITE(reg, mask, val) (reg = (reg & (mask)) | (val)) +static void sdhci_init_capareg(SDHCIState *s, Error **errp) +{ + uint64_t capareg = 0; + + switch (s->spec_version) { + case 1: + capareg = FIELD_DP64(capareg, SDHC_CAPAB, HIGHSPEED, s->cap.high_speed); + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SDMA, s->cap.sdma); + capareg = FIELD_DP64(capareg, SDHC_CAPAB, SUSPRESUME, s->cap.suspend); + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V33, s->cap.v33); + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V30, s->cap.v30); + capareg = FIELD_DP64(capareg, SDHC_CAPAB, V18, s->cap.v18); + break; + + default: + error_setg(errp, "Unsupported spec version: %u", s->spec_version); + } + s->capareg = capareg; +} + static uint8_t sdhci_slotint(SDHCIState *s) { return (s->norintsts & s->norintsigen) || (s->errintsts & s->errintsigen) || @@ -1032,7 +1041,7 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val, unsigned size) case SDHC_TRNMOD: /* DMA can be enabled only if it is supported as indicated by * capabilities register */ - if (!(s->capareg & SDHC_CAN_DO_DMA)) { + if (!(s->capareg & R_SDHC_CAPAB_SDMA_MASK)) { value &= ~SDHC_TRNS_DMA; } MASKED_WRITE(s->trnmod, mask, value & SDHC_TRNMOD_MASK); @@ -1186,6 +1195,10 @@ static void sdhci_init_readonly_registers(SDHCIState *s, Error **errp) return; } s->version = (SDHC_HCVER_VENDOR << 8) | (s->spec_version - 1); + + if (s->capareg == UINT64_MAX) { + sdhci_init_capareg(s, errp); + } } static void sdhci_initfn(SDHCIState *s) @@ -1305,8 +1318,21 @@ const VMStateDescription sdhci_vmstate = { * specific host controller implementation */ static Property sdhci_properties[] = { DEFINE_PROP_UINT8("sd-spec-version", SDHCIState, spec_version, 2), - DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, - SDHC_CAPAB_REG_DEFAULT), + + /* DMA */ + DEFINE_PROP_BOOL("sdma", SDHCIState, cap.sdma, true), + /* Suspend/resume support */ + DEFINE_PROP_BOOL("suspend", SDHCIState, cap.suspend, false), + /* High speed support */ + DEFINE_PROP_BOOL("high-speed", SDHCIState, cap.high_speed, true), + /* Voltage support 3.3/3.0/1.8V */ + DEFINE_PROP_BOOL("3v3", SDHCIState, cap.v33, true), + DEFINE_PROP_BOOL("3v0", SDHCIState, cap.v30, false), + DEFINE_PROP_BOOL("1v8", SDHCIState, cap.v18, false), + + /* capareg: deprecated */ + DEFINE_PROP_UINT64("capareg", SDHCIState, capareg, UINT64_MAX), + DEFINE_PROP_UINT64("maxcurr", SDHCIState, maxcurr, 0), DEFINE_PROP_BOOL("pending-insert-quirk", SDHCIState, pending_insert_quirk, false),
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> --- hw/sd/sdhci-internal.h | 22 ++++++++++++++++++- include/hw/sd/sdhci.h | 6 ++++++ hw/sd/sdhci.c | 58 ++++++++++++++++++++++++++++++++++++-------------- 3 files changed, 69 insertions(+), 17 deletions(-)