diff options
author | nyan <nyan@FreeBSD.org> | 2004-07-13 13:14:37 +0000 |
---|---|---|
committer | nyan <nyan@FreeBSD.org> | 2004-07-13 13:14:37 +0000 |
commit | 2c6fa2f70b5ff8428723747a5327b2ba2d4dabd7 (patch) | |
tree | 21d59bcb35426803bab85848b59f7f31781bd58c /sys | |
parent | 6bbfebb2615bbd5e1e50cb13dc3d2dad83d6e799 (diff) | |
download | FreeBSD-src-2c6fa2f70b5ff8428723747a5327b2ba2d4dabd7.zip FreeBSD-src-2c6fa2f70b5ff8428723747a5327b2ba2d4dabd7.tar.gz |
Merged from recent fdc driver changes.
Make a separate function to check FDD type.
Diffstat (limited to 'sys')
-rw-r--r-- | sys/pc98/cbus/fdc.c | 219 | ||||
-rw-r--r-- | sys/pc98/cbus/fdc_cbus.c | 15 | ||||
-rw-r--r-- | sys/pc98/cbus/fdcvar.h | 10 | ||||
-rw-r--r-- | sys/pc98/pc98/fd.c | 219 | ||||
-rw-r--r-- | sys/pc98/pc98/fdc_cbus.c | 15 | ||||
-rw-r--r-- | sys/pc98/pc98/fdcvar.h | 10 |
6 files changed, 294 insertions, 194 deletions
diff --git a/sys/pc98/cbus/fdc.c b/sys/pc98/cbus/fdc.c index e3ee853..5b05924 100644 --- a/sys/pc98/cbus/fdc.c +++ b/sys/pc98/cbus/fdc.c @@ -1,4 +1,4 @@ -/* +/*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * @@ -72,6 +72,7 @@ #include <sys/rman.h> #include <sys/systm.h> +#include <machine/bus.h> #include <machine/clock.h> #include <machine/stdarg.h> @@ -92,25 +93,6 @@ #define FDBIO_FORMAT BIO_CMD2 -/* - * fdc maintains a set (1!) of ivars per child of each controller. - */ -enum fdc_device_ivars { - FDC_IVAR_FDUNIT, -}; - -/* - * Simple access macros for the ivars. - */ -#define FDC_ACCESSOR(A, B, T) \ -static __inline T fdc_get_ ## A(device_t dev) \ -{ \ - uintptr_t v; \ - BUS_READ_IVAR(device_get_parent(dev), dev, FDC_IVAR_ ## B, &v); \ - return (T) v; \ -} -FDC_ACCESSOR(fdunit, FDUNIT, int) - /* configuration flags for fdc */ #define FDC_NO_FIFO (1 << 2) /* do not enable FIFO */ @@ -283,7 +265,9 @@ static bus_addr_t fdc_iat[] = {0, 2, 4}; struct fdc_ivars { int fdunit; + int fdtype; }; + static devclass_t fd_devclass; /* configuration flags for fd */ @@ -727,6 +711,52 @@ static int pc98_fd_check_ready(fdu_t fdu) } return -1; } + +static void pc98_fd_check_type(struct fd_data *fd) +{ + struct fdc_data *fdc; + + if (fd->type != FDT_NONE || fd->fdu < 0 || fd->fdu > 3) + return; + + fdc = fd->fdc; + + /* Look up what the BIOS thinks we have. */ + if (!((PC98_SYSTEM_PARAMETER(0x55c) >> fd->fdu) & 0x01)) { + fd->type = FDT_NONE; + return; + } + if ((PC98_SYSTEM_PARAMETER(0x5ae) >> fd->fdu) & 0x01) { + /* Check 3mode I/F */ + fd->pc98_trans = 0; + bus_space_write_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0, + (fd->fdu << 5) | 0x10); + if (!(bus_space_read_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0) & + 0x01)) { + fd->type = FDT_144M; + return; + } + device_printf(fd->dev, + "Warning: can't control 3mode I/F, fallback to 2mode.\n"); + } + + fd->type = FDT_12M; + + switch (epson_machine_id) { + case 0x20: + case 0x27: + if ((PC98_SYSTEM_PARAMETER(0x488) >> fd->fdu) & 0x01) { +#ifdef EPSON_NRDISK + if (nrd_check_ready()) { + nrd_LED_on(); + nrdu = fd->fdu; + } else +#endif + fd->type = FDT_NONE; + } + break; + } +} #endif /* PC98 */ int @@ -981,10 +1011,53 @@ fdc_read_ivar(device_t dev, device_t child, int which, uintptr_t *result) case FDC_IVAR_FDUNIT: *result = ivars->fdunit; break; + case FDC_IVAR_FDTYPE: + *result = ivars->fdtype; + break; default: - return ENOENT; + return (ENOENT); } - return 0; + return (0); +} + +int +fdc_write_ivar(device_t dev, device_t child, int which, uintptr_t value) +{ + struct fdc_ivars *ivars = device_get_ivars(child); + + switch (which) { + case FDC_IVAR_FDUNIT: + ivars->fdunit = value; + break; + case FDC_IVAR_FDTYPE: + ivars->fdtype = value; + break; + default: + return (ENOENT); + } + return (0); +} + +int +fdc_initial_reset(struct fdc_data *fdc) +{ +#ifdef PC98 + /* see if it can handle a command */ + if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(4, 240), + NE7_SPEC_2(2, 0), 0)) + return (ENXIO); +#else + /* First, reset the floppy controller. */ + fdout_wr(fdc, 0); + DELAY(100); + fdout_wr(fdc, FDO_FRST); + + /* Then, see if it can handle a command. */ + if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(3, 240), + NE7_SPEC_2(2, 0), 0)) + return (ENXIO); +#endif + return (0); } int @@ -1025,23 +1098,25 @@ fdc_detach(device_t dev) static void fdc_add_child(device_t dev, const char *name, int unit) { - int flags; + int fdu, flags; struct fdc_ivars *ivar; device_t child; ivar = malloc(sizeof *ivar, M_DEVBUF /* XXX */, M_NOWAIT | M_ZERO); if (ivar == NULL) return; - if (resource_int_value(name, unit, "drive", &ivar->fdunit) != 0) - ivar->fdunit = 0; child = device_add_child(dev, name, unit); if (child == NULL) { free(ivar, M_DEVBUF); return; } device_set_ivars(child, ivar); + if (resource_int_value(name, unit, "drive", &fdu) != 0) + fdu = 0; + fdc_set_fdunit(child, fdu); + fdc_set_fdtype(child, FDT_NONE); if (resource_int_value(name, unit, "flags", &flags) == 0) - device_set_flags(child, flags); + device_set_flags(child, flags); if (resource_disabled(name, unit)) device_disable(child); } @@ -1054,6 +1129,7 @@ fdc_attach(device_t dev) int i, error, dunit; fdc = device_get_softc(dev); + fdc->fdc_dev = dev; error = fdc_alloc_resources(fdc); if (error) { device_printf(dev, "cannot re-acquire resources\n"); @@ -1123,49 +1199,33 @@ fd_probe(device_t dev) struct fd_data *fd; struct fdc_data *fdc; fdsu_t fdsu; - int flags; + int flags, type; - fdsu = *(int *)device_get_ivars(dev); /* xxx cheat a bit... */ + fdsu = fdc_get_fdunit(dev); fd = device_get_softc(dev); fdc = device_get_softc(device_get_parent(dev)); flags = device_get_flags(dev); - bzero(fd, sizeof *fd); fd->dev = dev; fd->fdc = fdc; fd->fdsu = fdsu; fd->fdu = device_get_unit(dev); - fd->flags = FD_UA; /* make sure fdautoselect() will be called */ - fd->type = FD_DTYPE(flags); -#ifdef PC98 - if (fd->type == FDT_NONE && fd->fdu >= 0 && fd->fdu <= 3) { - /* Look up what the BIOS thinks we have. */ - if ((PC98_SYSTEM_PARAMETER(0x55c) >> fd->fdu) & 0x01) { - if ((PC98_SYSTEM_PARAMETER(0x5ae) >> fd->fdu) & 0x01) - fd->type = FDT_144M; - else { - fd->type = FDT_12M; - switch (epson_machine_id) { - case 0x20: - case 0x27: - if ((PC98_SYSTEM_PARAMETER(0x488) >> - fd->fdu) & 0x01) { -#ifdef EPSON_NRDISK - if (nrd_check_ready()) { - nrd_LED_on(); - nrdu = fd->fdu; - } else -#endif - fd->type = FDT_NONE; - } - break; - } - } - } else - fd->type = FDT_NONE; + type = FD_DTYPE(flags); + + /* Auto-probe if fdinfo is present, but always allow override. */ + if (type == FDT_NONE && (type = fdc_get_fdtype(dev)) != FDT_NONE) { + fd->type = type; + goto done; + } else { + /* make sure fdautoselect() will be called */ + fd->flags = FD_UA; + fd->type = type; } -#else /* PC98 */ + +#ifdef PC98 + pc98_fd_check_type(fd); +#else /* * XXX I think using __i386__ is wrong here since we actually want to probe * for the machine type, not the CPU type (so non-PC arch's like the PC98 will @@ -1205,15 +1265,6 @@ fd_probe(device_t dev) fdc_reset(fdc); /* XXX reset, then unreset, etc. */ DELAY(1000000); /* 1 sec */ - /* XXX This doesn't work before the first set_motor() */ - if ((fdc->flags & FDC_HAS_FIFO) == 0 && - fdc->fdct == FDC_ENHANCED && - (device_get_flags(fdc->fdc_dev) & FDC_NO_FIFO) == 0 && - enable_fifo(fdc) == 0) { - device_printf(device_get_parent(dev), - "FIFO enabled, %d bytes threshold\n", fifo_threshold); - } - if ((flags & FD_NO_PROBE) == 0) { /* If we're at track 0 first seek inwards. */ if ((fd_sense_drive_status(fdc, &st3) == 0) && @@ -1254,23 +1305,23 @@ fd_probe(device_t dev) return (ENXIO); #endif /* PC98 */ +done: +#ifndef PC98 + /* This doesn't work before the first reset. Or set_motor?? */ + if ((fdc->flags & FDC_HAS_FIFO) == 0 && + fdc->fdct == FDC_ENHANCED && + (device_get_flags(fdc->fdc_dev) & FDC_NO_FIFO) == 0 && + enable_fifo(fdc) == 0) { + device_printf(device_get_parent(dev), + "FIFO enabled, %d bytes threshold\n", fifo_threshold); + } +#endif /* PC98 */ + #ifdef PC98 switch (fd->type) { case FDT_144M: - /* Check 3mode I/F */ - fd->pc98_trans = 0; - bus_space_write_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0, - (fd->fdu << 5) | 0x10); - if (!(bus_space_read_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0) & - 0x01)) { - device_set_desc(dev, "1.44M FDD"); - fd->type = FDT_144M; - break; - } - - device_printf(dev, - "Warning: can't control 3mode I/F, fallback to 2mode.\n"); - /* FALLTHROUGH */ + device_set_desc(dev, "1.44M FDD"); + break; case FDT_12M: #ifdef EPSON_NRDISK if (fd->fdu == nrdu) { @@ -1281,7 +1332,6 @@ fd_probe(device_t dev) #else device_set_desc(dev, "1M/640K FDD"); #endif - fd->type = FDT_12M; break; default: return (ENXIO); @@ -1290,23 +1340,18 @@ fd_probe(device_t dev) switch (fd->type) { case FDT_12M: device_set_desc(dev, "1200-KB 5.25\" drive"); - fd->type = FDT_12M; break; case FDT_144M: device_set_desc(dev, "1440-KB 3.5\" drive"); - fd->type = FDT_144M; break; case FDT_288M: device_set_desc(dev, "2880-KB 3.5\" drive (in 1440-KB mode)"); - fd->type = FDT_288M; break; case FDT_360K: device_set_desc(dev, "360-KB 5.25\" drive"); - fd->type = FDT_360K; break; case FDT_720K: device_set_desc(dev, "720-KB 3.5\" drive"); - fd->type = FDT_720K; break; default: return (ENXIO); diff --git a/sys/pc98/cbus/fdc_cbus.c b/sys/pc98/cbus/fdc_cbus.c index 73757c2..643b9c9 100644 --- a/sys/pc98/cbus/fdc_cbus.c +++ b/sys/pc98/cbus/fdc_cbus.c @@ -37,6 +37,8 @@ __FBSDID("$FreeBSD$"); #include <sys/rman.h> #include <sys/systm.h> +#include <machine/bus.h> + #include <pc98/pc98/fdcvar.h> #include <pc98/pc98/fdreg.h> @@ -50,7 +52,6 @@ fdc_cbus_probe(device_t dev) struct fdc_data *fdc; fdc = device_get_softc(dev); - bzero(fdc, sizeof *fdc); fdc->fdc_dev = dev; /* Check pnp ids */ @@ -59,16 +60,9 @@ fdc_cbus_probe(device_t dev) /* Attempt to allocate our resources for the duration of the probe */ error = fdc_alloc_resources(fdc); - if (error) - goto out; - - /* see if it can handle a command */ - if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(4, 240), - NE7_SPEC_2(2, 0), 0)) { - error = ENXIO; - } + if (!error) + error = fdc_initial_reset(fdc); -out: fdc_release_resources(fdc); return (error); } @@ -85,6 +79,7 @@ static device_method_t fdc_methods[] = { /* Bus interface */ DEVMETHOD(bus_print_child, fdc_print_child), DEVMETHOD(bus_read_ivar, fdc_read_ivar), + DEVMETHOD(bus_write_ivar, fdc_write_ivar), /* Our children never use any other bus interface methods. */ { 0, 0 } diff --git a/sys/pc98/cbus/fdcvar.h b/sys/pc98/cbus/fdcvar.h index ae37ffa..77cff79 100644 --- a/sys/pc98/cbus/fdcvar.h +++ b/sys/pc98/cbus/fdcvar.h @@ -141,6 +141,14 @@ typedef enum fdc_type fdc_t; extern devclass_t fdc_devclass; +enum fdc_device_ivars { + FDC_IVAR_FDUNIT, + FDC_IVAR_FDTYPE, +}; + +__BUS_ACCESSOR(fdc, fdunit, FDC, FDUNIT, int); +__BUS_ACCESSOR(fdc, fdtype, FDC, FDTYPE, int); + int fdc_alloc_resources(struct fdc_data *); #ifndef PC98 void fdout_wr(fdc_p, u_int8_t); @@ -149,5 +157,7 @@ int fd_cmd(struct fdc_data *, int, ...); void fdc_release_resources(struct fdc_data *); int fdc_attach(device_t); int fdc_detach(device_t dev); +int fdc_initial_reset(struct fdc_data *); int fdc_print_child(device_t, device_t); int fdc_read_ivar(device_t, device_t, int, uintptr_t *); +int fdc_write_ivar(device_t, device_t, int, uintptr_t); diff --git a/sys/pc98/pc98/fd.c b/sys/pc98/pc98/fd.c index e3ee853..5b05924 100644 --- a/sys/pc98/pc98/fd.c +++ b/sys/pc98/pc98/fd.c @@ -1,4 +1,4 @@ -/* +/*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * @@ -72,6 +72,7 @@ #include <sys/rman.h> #include <sys/systm.h> +#include <machine/bus.h> #include <machine/clock.h> #include <machine/stdarg.h> @@ -92,25 +93,6 @@ #define FDBIO_FORMAT BIO_CMD2 -/* - * fdc maintains a set (1!) of ivars per child of each controller. - */ -enum fdc_device_ivars { - FDC_IVAR_FDUNIT, -}; - -/* - * Simple access macros for the ivars. - */ -#define FDC_ACCESSOR(A, B, T) \ -static __inline T fdc_get_ ## A(device_t dev) \ -{ \ - uintptr_t v; \ - BUS_READ_IVAR(device_get_parent(dev), dev, FDC_IVAR_ ## B, &v); \ - return (T) v; \ -} -FDC_ACCESSOR(fdunit, FDUNIT, int) - /* configuration flags for fdc */ #define FDC_NO_FIFO (1 << 2) /* do not enable FIFO */ @@ -283,7 +265,9 @@ static bus_addr_t fdc_iat[] = {0, 2, 4}; struct fdc_ivars { int fdunit; + int fdtype; }; + static devclass_t fd_devclass; /* configuration flags for fd */ @@ -727,6 +711,52 @@ static int pc98_fd_check_ready(fdu_t fdu) } return -1; } + +static void pc98_fd_check_type(struct fd_data *fd) +{ + struct fdc_data *fdc; + + if (fd->type != FDT_NONE || fd->fdu < 0 || fd->fdu > 3) + return; + + fdc = fd->fdc; + + /* Look up what the BIOS thinks we have. */ + if (!((PC98_SYSTEM_PARAMETER(0x55c) >> fd->fdu) & 0x01)) { + fd->type = FDT_NONE; + return; + } + if ((PC98_SYSTEM_PARAMETER(0x5ae) >> fd->fdu) & 0x01) { + /* Check 3mode I/F */ + fd->pc98_trans = 0; + bus_space_write_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0, + (fd->fdu << 5) | 0x10); + if (!(bus_space_read_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0) & + 0x01)) { + fd->type = FDT_144M; + return; + } + device_printf(fd->dev, + "Warning: can't control 3mode I/F, fallback to 2mode.\n"); + } + + fd->type = FDT_12M; + + switch (epson_machine_id) { + case 0x20: + case 0x27: + if ((PC98_SYSTEM_PARAMETER(0x488) >> fd->fdu) & 0x01) { +#ifdef EPSON_NRDISK + if (nrd_check_ready()) { + nrd_LED_on(); + nrdu = fd->fdu; + } else +#endif + fd->type = FDT_NONE; + } + break; + } +} #endif /* PC98 */ int @@ -981,10 +1011,53 @@ fdc_read_ivar(device_t dev, device_t child, int which, uintptr_t *result) case FDC_IVAR_FDUNIT: *result = ivars->fdunit; break; + case FDC_IVAR_FDTYPE: + *result = ivars->fdtype; + break; default: - return ENOENT; + return (ENOENT); } - return 0; + return (0); +} + +int +fdc_write_ivar(device_t dev, device_t child, int which, uintptr_t value) +{ + struct fdc_ivars *ivars = device_get_ivars(child); + + switch (which) { + case FDC_IVAR_FDUNIT: + ivars->fdunit = value; + break; + case FDC_IVAR_FDTYPE: + ivars->fdtype = value; + break; + default: + return (ENOENT); + } + return (0); +} + +int +fdc_initial_reset(struct fdc_data *fdc) +{ +#ifdef PC98 + /* see if it can handle a command */ + if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(4, 240), + NE7_SPEC_2(2, 0), 0)) + return (ENXIO); +#else + /* First, reset the floppy controller. */ + fdout_wr(fdc, 0); + DELAY(100); + fdout_wr(fdc, FDO_FRST); + + /* Then, see if it can handle a command. */ + if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(3, 240), + NE7_SPEC_2(2, 0), 0)) + return (ENXIO); +#endif + return (0); } int @@ -1025,23 +1098,25 @@ fdc_detach(device_t dev) static void fdc_add_child(device_t dev, const char *name, int unit) { - int flags; + int fdu, flags; struct fdc_ivars *ivar; device_t child; ivar = malloc(sizeof *ivar, M_DEVBUF /* XXX */, M_NOWAIT | M_ZERO); if (ivar == NULL) return; - if (resource_int_value(name, unit, "drive", &ivar->fdunit) != 0) - ivar->fdunit = 0; child = device_add_child(dev, name, unit); if (child == NULL) { free(ivar, M_DEVBUF); return; } device_set_ivars(child, ivar); + if (resource_int_value(name, unit, "drive", &fdu) != 0) + fdu = 0; + fdc_set_fdunit(child, fdu); + fdc_set_fdtype(child, FDT_NONE); if (resource_int_value(name, unit, "flags", &flags) == 0) - device_set_flags(child, flags); + device_set_flags(child, flags); if (resource_disabled(name, unit)) device_disable(child); } @@ -1054,6 +1129,7 @@ fdc_attach(device_t dev) int i, error, dunit; fdc = device_get_softc(dev); + fdc->fdc_dev = dev; error = fdc_alloc_resources(fdc); if (error) { device_printf(dev, "cannot re-acquire resources\n"); @@ -1123,49 +1199,33 @@ fd_probe(device_t dev) struct fd_data *fd; struct fdc_data *fdc; fdsu_t fdsu; - int flags; + int flags, type; - fdsu = *(int *)device_get_ivars(dev); /* xxx cheat a bit... */ + fdsu = fdc_get_fdunit(dev); fd = device_get_softc(dev); fdc = device_get_softc(device_get_parent(dev)); flags = device_get_flags(dev); - bzero(fd, sizeof *fd); fd->dev = dev; fd->fdc = fdc; fd->fdsu = fdsu; fd->fdu = device_get_unit(dev); - fd->flags = FD_UA; /* make sure fdautoselect() will be called */ - fd->type = FD_DTYPE(flags); -#ifdef PC98 - if (fd->type == FDT_NONE && fd->fdu >= 0 && fd->fdu <= 3) { - /* Look up what the BIOS thinks we have. */ - if ((PC98_SYSTEM_PARAMETER(0x55c) >> fd->fdu) & 0x01) { - if ((PC98_SYSTEM_PARAMETER(0x5ae) >> fd->fdu) & 0x01) - fd->type = FDT_144M; - else { - fd->type = FDT_12M; - switch (epson_machine_id) { - case 0x20: - case 0x27: - if ((PC98_SYSTEM_PARAMETER(0x488) >> - fd->fdu) & 0x01) { -#ifdef EPSON_NRDISK - if (nrd_check_ready()) { - nrd_LED_on(); - nrdu = fd->fdu; - } else -#endif - fd->type = FDT_NONE; - } - break; - } - } - } else - fd->type = FDT_NONE; + type = FD_DTYPE(flags); + + /* Auto-probe if fdinfo is present, but always allow override. */ + if (type == FDT_NONE && (type = fdc_get_fdtype(dev)) != FDT_NONE) { + fd->type = type; + goto done; + } else { + /* make sure fdautoselect() will be called */ + fd->flags = FD_UA; + fd->type = type; } -#else /* PC98 */ + +#ifdef PC98 + pc98_fd_check_type(fd); +#else /* * XXX I think using __i386__ is wrong here since we actually want to probe * for the machine type, not the CPU type (so non-PC arch's like the PC98 will @@ -1205,15 +1265,6 @@ fd_probe(device_t dev) fdc_reset(fdc); /* XXX reset, then unreset, etc. */ DELAY(1000000); /* 1 sec */ - /* XXX This doesn't work before the first set_motor() */ - if ((fdc->flags & FDC_HAS_FIFO) == 0 && - fdc->fdct == FDC_ENHANCED && - (device_get_flags(fdc->fdc_dev) & FDC_NO_FIFO) == 0 && - enable_fifo(fdc) == 0) { - device_printf(device_get_parent(dev), - "FIFO enabled, %d bytes threshold\n", fifo_threshold); - } - if ((flags & FD_NO_PROBE) == 0) { /* If we're at track 0 first seek inwards. */ if ((fd_sense_drive_status(fdc, &st3) == 0) && @@ -1254,23 +1305,23 @@ fd_probe(device_t dev) return (ENXIO); #endif /* PC98 */ +done: +#ifndef PC98 + /* This doesn't work before the first reset. Or set_motor?? */ + if ((fdc->flags & FDC_HAS_FIFO) == 0 && + fdc->fdct == FDC_ENHANCED && + (device_get_flags(fdc->fdc_dev) & FDC_NO_FIFO) == 0 && + enable_fifo(fdc) == 0) { + device_printf(device_get_parent(dev), + "FIFO enabled, %d bytes threshold\n", fifo_threshold); + } +#endif /* PC98 */ + #ifdef PC98 switch (fd->type) { case FDT_144M: - /* Check 3mode I/F */ - fd->pc98_trans = 0; - bus_space_write_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0, - (fd->fdu << 5) | 0x10); - if (!(bus_space_read_1(fdc->sc_fdemsiot, fdc->sc_fdemsioh, 0) & - 0x01)) { - device_set_desc(dev, "1.44M FDD"); - fd->type = FDT_144M; - break; - } - - device_printf(dev, - "Warning: can't control 3mode I/F, fallback to 2mode.\n"); - /* FALLTHROUGH */ + device_set_desc(dev, "1.44M FDD"); + break; case FDT_12M: #ifdef EPSON_NRDISK if (fd->fdu == nrdu) { @@ -1281,7 +1332,6 @@ fd_probe(device_t dev) #else device_set_desc(dev, "1M/640K FDD"); #endif - fd->type = FDT_12M; break; default: return (ENXIO); @@ -1290,23 +1340,18 @@ fd_probe(device_t dev) switch (fd->type) { case FDT_12M: device_set_desc(dev, "1200-KB 5.25\" drive"); - fd->type = FDT_12M; break; case FDT_144M: device_set_desc(dev, "1440-KB 3.5\" drive"); - fd->type = FDT_144M; break; case FDT_288M: device_set_desc(dev, "2880-KB 3.5\" drive (in 1440-KB mode)"); - fd->type = FDT_288M; break; case FDT_360K: device_set_desc(dev, "360-KB 5.25\" drive"); - fd->type = FDT_360K; break; case FDT_720K: device_set_desc(dev, "720-KB 3.5\" drive"); - fd->type = FDT_720K; break; default: return (ENXIO); diff --git a/sys/pc98/pc98/fdc_cbus.c b/sys/pc98/pc98/fdc_cbus.c index 73757c2..643b9c9 100644 --- a/sys/pc98/pc98/fdc_cbus.c +++ b/sys/pc98/pc98/fdc_cbus.c @@ -37,6 +37,8 @@ __FBSDID("$FreeBSD$"); #include <sys/rman.h> #include <sys/systm.h> +#include <machine/bus.h> + #include <pc98/pc98/fdcvar.h> #include <pc98/pc98/fdreg.h> @@ -50,7 +52,6 @@ fdc_cbus_probe(device_t dev) struct fdc_data *fdc; fdc = device_get_softc(dev); - bzero(fdc, sizeof *fdc); fdc->fdc_dev = dev; /* Check pnp ids */ @@ -59,16 +60,9 @@ fdc_cbus_probe(device_t dev) /* Attempt to allocate our resources for the duration of the probe */ error = fdc_alloc_resources(fdc); - if (error) - goto out; - - /* see if it can handle a command */ - if (fd_cmd(fdc, 3, NE7CMD_SPECIFY, NE7_SPEC_1(4, 240), - NE7_SPEC_2(2, 0), 0)) { - error = ENXIO; - } + if (!error) + error = fdc_initial_reset(fdc); -out: fdc_release_resources(fdc); return (error); } @@ -85,6 +79,7 @@ static device_method_t fdc_methods[] = { /* Bus interface */ DEVMETHOD(bus_print_child, fdc_print_child), DEVMETHOD(bus_read_ivar, fdc_read_ivar), + DEVMETHOD(bus_write_ivar, fdc_write_ivar), /* Our children never use any other bus interface methods. */ { 0, 0 } diff --git a/sys/pc98/pc98/fdcvar.h b/sys/pc98/pc98/fdcvar.h index ae37ffa..77cff79 100644 --- a/sys/pc98/pc98/fdcvar.h +++ b/sys/pc98/pc98/fdcvar.h @@ -141,6 +141,14 @@ typedef enum fdc_type fdc_t; extern devclass_t fdc_devclass; +enum fdc_device_ivars { + FDC_IVAR_FDUNIT, + FDC_IVAR_FDTYPE, +}; + +__BUS_ACCESSOR(fdc, fdunit, FDC, FDUNIT, int); +__BUS_ACCESSOR(fdc, fdtype, FDC, FDTYPE, int); + int fdc_alloc_resources(struct fdc_data *); #ifndef PC98 void fdout_wr(fdc_p, u_int8_t); @@ -149,5 +157,7 @@ int fd_cmd(struct fdc_data *, int, ...); void fdc_release_resources(struct fdc_data *); int fdc_attach(device_t); int fdc_detach(device_t dev); +int fdc_initial_reset(struct fdc_data *); int fdc_print_child(device_t, device_t); int fdc_read_ivar(device_t, device_t, int, uintptr_t *); +int fdc_write_ivar(device_t, device_t, int, uintptr_t); |