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Diffstat (limited to 'common/cmd_pcmcia.c')
| -rw-r--r-- | common/cmd_pcmcia.c | 2243 |
1 files changed, 2243 insertions, 0 deletions
diff --git a/common/cmd_pcmcia.c b/common/cmd_pcmcia.c new file mode 100644 index 0000000..ccf21a9 --- /dev/null +++ b/common/cmd_pcmcia.c @@ -0,0 +1,2243 @@ +/* + * (C) Copyright 2000-2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + ******************************************************************** + * + * Lots of code copied from: + * + * m8xx_pcmcia.c - Linux PCMCIA socket driver for the mpc8xx series. + * (C) 1999-2000 Magnus Damm <damm@bitsmart.com> + * + * "The ExCA standard specifies that socket controllers should provide + * two IO and five memory windows per socket, which can be independently + * configured and positioned in the host address space and mapped to + * arbitrary segments of card address space. " - David A Hinds. 1999 + * + * This controller does _not_ meet the ExCA standard. + * + * m8xx pcmcia controller brief info: + * + 8 windows (attrib, mem, i/o) + * + up to two slots (SLOT_A and SLOT_B) + * + inputpins, outputpins, event and mask registers. + * - no offset register. sigh. + * + * Because of the lacking offset register we must map the whole card. + * We assign each memory window PCMCIA_MEM_WIN_SIZE address space. + * Make sure there is (PCMCIA_MEM_WIN_SIZE * PCMCIA_MEM_WIN_NO + * * PCMCIA_SOCKETS_NO) bytes at PCMCIA_MEM_WIN_BASE. + * The i/o windows are dynamically allocated at PCMCIA_IO_WIN_BASE. + * They are maximum 64KByte each... + */ + +/* #define DEBUG 1 */ + +/* + * PCMCIA support + */ +#include <common.h> +#include <command.h> +#include <config.h> +#include <pcmcia.h> +#include <cmd_pcmcia.h> +#if defined(CONFIG_IDE_8xx_PCCARD) && defined(CONFIG_8xx) +#include <mpc8xx.h> +#endif +#if defined(CONFIG_LWMON) +#include <i2c.h> +#endif + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) || \ + ((CONFIG_COMMANDS & CFG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)) + +int pcmcia_on (void); + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int pcmcia_off (void); +static int hardware_disable(int slot); +#endif +static int hardware_enable (int slot); +static int voltage_set(int slot, int vcc, int vpp); +#ifdef CONFIG_IDE_8xx_PCCARD +static void print_funcid (int func); +static void print_fixed (volatile uchar *p); +static int identify (volatile uchar *p); +static int check_ide_device (void); +#endif /* CONFIG_IDE_8xx_PCCARD */ + +static u_int m8xx_get_graycode(u_int size); +#if 0 +static u_int m8xx_get_speed(u_int ns, u_int is_io); +#endif + +/* ------------------------------------------------------------------------- */ + +/* look up table for pgcrx registers */ + +static u_int *pcmcia_pgcrx[2] = { + &((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcra, + &((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcrb, +}; + +#define PCMCIA_PGCRX(slot) (*pcmcia_pgcrx[slot]) + +const char *indent = "\t "; + +/* ------------------------------------------------------------------------- */ + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) + +int do_pinit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int rcode = 0; + + if (argc != 2) { + printf ("Usage: pinit {on | off}\n"); + return 1; + } + if (strcmp(argv[1],"on") == 0) { + rcode = pcmcia_on (); + } else if (strcmp(argv[1],"off") == 0) { + rcode = pcmcia_off (); + } else { + printf ("Usage: pinit {on | off}\n"); + return 1; + } + + return rcode; +} +#endif /* CFG_CMD_PCMCIA */ + +/* ------------------------------------------------------------------------- */ + +#if defined(CONFIG_LWMON) +# define CFG_PCMCIA_TIMING (PCMCIA_SHT(9) | PCMCIA_SST(3) | PCMCIA_SL(12)) +#else +# define CFG_PCMCIA_TIMING (PCMCIA_SHT(2) | PCMCIA_SST(4) | PCMCIA_SL(9)) +#endif + +int pcmcia_on (void) +{ + int i; + u_long reg, base; + pcmcia_win_t *win; + + debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n"); + + /* intialize the fixed memory windows */ + win = (pcmcia_win_t *)(&((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pbr0); + base = CFG_PCMCIA_MEM_ADDR; + + if((reg = m8xx_get_graycode(CFG_PCMCIA_MEM_SIZE)) == -1) { + printf ("Cannot set window size to 0x%08x\n", + CFG_PCMCIA_MEM_SIZE); + return (1); + } + + for (i=0; i<PCMCIA_MEM_WIN_NO; ++i) { + win->br = base; + + switch (i) { +#ifdef CONFIG_IDE_8xx_PCCARD + case 0: { /* map attribute memory */ + win->or = ( PCMCIA_BSIZE_64M + | PCMCIA_PPS_8 + | PCMCIA_PRS_ATTR + | PCMCIA_SLOT_x + | PCMCIA_PV + | CFG_PCMCIA_TIMING ); + break; + } + + case 1: { /* map I/O window for data reg */ + win->or = ( PCMCIA_BSIZE_1K + | PCMCIA_PPS_16 + | PCMCIA_PRS_IO + | PCMCIA_SLOT_x + | PCMCIA_PV + | CFG_PCMCIA_TIMING ); + break; + } + + case 2: { /* map I/O window for command/ctrl reg block */ + win->or = ( PCMCIA_BSIZE_1K + | PCMCIA_PPS_8 + | PCMCIA_PRS_IO + | PCMCIA_SLOT_x + | PCMCIA_PV + | CFG_PCMCIA_TIMING ); + break; + } +#endif /* CONFIG_IDE_8xx_PCCARD */ + default: /* set to not valid */ + win->or = 0; + break; + } + + debug ("MemWin %d: PBR 0x%08lX POR %08lX\n", + i, win->br, win->or); + base += CFG_PCMCIA_MEM_SIZE; + ++win; + } + + /* turn off voltage */ + if (voltage_set(_slot_, 0, 0)) + return (1); + + /* Enable external hardware */ + if (hardware_enable(_slot_)) + return (1); + +#ifdef CONFIG_IDE_8xx_PCCARD + if (check_ide_device()) + return (1); +#endif + return (0); +} + +/* ------------------------------------------------------------------------- */ + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) + +static int pcmcia_off (void) +{ + int i; + pcmcia_win_t *win; + + printf ("Disable PCMCIA " PCMCIA_SLOT_MSG "\n"); + + /* clear interrupt state, and disable interrupts */ + ((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pscr = PCMCIA_MASK(_slot_); + ((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* turn off interrupt and disable CxOE */ + PCMCIA_PGCRX(_slot_) = __MY_PCMCIA_GCRX_CXOE; + + /* turn off memory windows */ + win = (pcmcia_win_t *)(&((immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pbr0); + + for (i=0; i<PCMCIA_MEM_WIN_NO; ++i) { + /* disable memory window */ + win->or = 0; + ++win; + } + + /* turn off voltage */ + voltage_set(_slot_, 0, 0); + + /* disable external hardware */ + printf ("Shutdown and Poweroff " PCMCIA_SLOT_MSG "\n"); + hardware_disable(_slot_); + return 0; +} + +#endif /* CFG_CMD_PCMCIA */ + +/* ------------------------------------------------------------------------- */ + +#ifdef CONFIG_IDE_8xx_PCCARD + +#define MAX_TUPEL_SZ 512 +#define MAX_FEATURES 4 + +static int check_ide_device (void) +{ + volatile uchar *ident = NULL; + volatile uchar *feature_p[MAX_FEATURES]; + volatile uchar *p, *start; + int n_features = 0; + uchar func_id = ~0; + uchar code, len; + ushort config_base = 0; + int found = 0; + int i; + + debug ("PCMCIA MEM: %08X\n", CFG_PCMCIA_MEM_ADDR); + + start = p = (volatile uchar *) CFG_PCMCIA_MEM_ADDR; + + while ((p - start) < MAX_TUPEL_SZ) { + + code = *p; p += 2; + + if (code == 0xFF) { /* End of chain */ + break; + } + + len = *p; p += 2; +#if defined(DEBUG) && (DEBUG > 1) + { volatile uchar *q = p; + printf ("\nTuple code %02x length %d\n\tData:", + code, len); + + for (i = 0; i < len; ++i) { + printf (" %02x", *q); + q+= 2; + } + } +#endif /* DEBUG */ + switch (code) { + case CISTPL_VERS_1: + ident = p + 4; + break; + case CISTPL_FUNCID: + /* Fix for broken SanDisk which may have 0x80 bit set */ + func_id = *p & 0x7F; + break; + case CISTPL_FUNCE: + if (n_features < MAX_FEATURES) + feature_p[n_features++] = p; + break; + case CISTPL_CONFIG: + config_base = (*(p+6) << 8) + (*(p+4)); + debug ("\n## Config_base = %04x ###\n", config_base); + default: + break; + } + p += 2 * len; + } + + found = identify (ident); + + if (func_id != ((uchar)~0)) { + print_funcid (func_id); + + if (func_id == CISTPL_FUNCID_FIXED) + found = 1; + else + return (1); /* no disk drive */ + } + + for (i=0; i<n_features; ++i) { + print_fixed (feature_p[i]); + } + + if (!found) { + printf ("unknown card type\n"); + return (1); + } + + /* set I/O area in config reg -> only valid for ARGOSY D5!!! */ + *((uchar *)(CFG_PCMCIA_MEM_ADDR + config_base)) = 1; + + return (0); +} +#endif /* CONFIG_IDE_8xx_PCCARD */ + +/* ------------------------------------------------------------------------- */ + + +/* ---------------------------------------------------------------------------- */ +/* board specific stuff: */ +/* voltage_set(), hardware_enable() and hardware_disable() */ +/* ---------------------------------------------------------------------------- */ + +/* ---------------------------------------------------------------------------- */ +/* RPX Boards from Embedded Planet */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_RPXLITE) + +/* The RPX boards seems to have it's bus monitor timeout set to 6*8 clocks. + * SYPCR is write once only, therefore must the slowest memory be faster + * than the bus monitor or we will get a machine check due to the bus timeout. + */ + +#define PCMCIA_BOARD_MSG "RPX CLASSIC or RPX LITE" + +#undef PCMCIA_BMT_LIMIT +#define PCMCIA_BMT_LIMIT (6*8) + +static int voltage_set(int slot, int vcc, int vpp) +{ + u_long reg = 0; + + switch(vcc) { + case 0: break; + case 33: reg |= BCSR1_PCVCTL4; break; + case 50: reg |= BCSR1_PCVCTL5; break; + default: return 1; + } + + switch(vpp) { + case 0: break; + case 33: + case 50: + if(vcc == vpp) + reg |= BCSR1_PCVCTL6; + else + return 1; + break; + case 120: + reg |= BCSR1_PCVCTL7; + default: return 1; + } + + if(vcc == 120) + return 1; + + /* first, turn off all power */ + + *((uint *)RPX_CSR_ADDR) &= ~(BCSR1_PCVCTL4 | BCSR1_PCVCTL5 + | BCSR1_PCVCTL6 | BCSR1_PCVCTL7); + + /* enable new powersettings */ + + *((uint *)RPX_CSR_ADDR) |= reg; + + return 0; +} + +#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V +static int hardware_enable (int slot) +{ + return 0; /* No hardware to enable */ +} +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + return 0; /* No hardware to disable */ +} +#endif /* CFG_CMD_PCMCIA */ +#endif /* CONFIG_RPXCLASSIC */ + +/* ---------------------------------------------------------------------------- */ +/* (F)ADS Boards from Motorola */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_ADS) || defined(CONFIG_FADS) + +#ifdef CONFIG_ADS +#define PCMCIA_BOARD_MSG "ADS" +#define PCMCIA_GLITCHY_CD /* My ADS board needs this */ +#else +#define PCMCIA_BOARD_MSG "FADS" +#endif + +static int voltage_set(int slot, int vcc, int vpp) +{ + u_long reg = 0; + + switch(vpp) { + case 0: reg = 0; break; + case 50: reg = 1; break; + case 120: reg = 2; break; + default: return 1; + } + + switch(vcc) { + case 0: reg = 0; break; +#ifdef CONFIG_ADS + case 50: reg = BCSR1_PCCVCCON; break; +#endif +#ifdef CONFIG_FADS + case 33: reg = BCSR1_PCCVCC0 | BCSR1_PCCVCC1; break; + case 50: reg = BCSR1_PCCVCC1; break; +#endif + default: return 1; + } + + /* first, turn off all power */ + +#ifdef CONFIG_ADS + *((uint *)BCSR1) |= BCSR1_PCCVCCON; +#endif +#ifdef CONFIG_FADS + *((uint *)BCSR1) &= ~(BCSR1_PCCVCC0 | BCSR1_PCCVCC1); +#endif + *((uint *)BCSR1) &= ~BCSR1_PCCVPP_MASK; + + /* enable new powersettings */ + +#ifdef CONFIG_ADS + *((uint *)BCSR1) &= ~reg; +#endif +#ifdef CONFIG_FADS + *((uint *)BCSR1) |= reg; +#endif + + *((uint *)BCSR1) |= reg << 20; + + return 0; +} + +#define socket_get(_slot_) PCMCIA_SOCKET_KEY_5V + +static int hardware_enable(int slot) +{ + *((uint *)BCSR1) &= ~BCSR1_PCCEN; + return 0; +} + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + *((uint *)BCSR1) &= ~BCSR1_PCCEN; + return 0; +} +#endif /* CFG_CMD_PCMCIA */ + +#endif /* (F)ADS */ + +/* ---------------------------------------------------------------------------- */ +/* TQM8xxL Boards by TQ Components */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_TQM8xxL) + +#define PCMCIA_BOARD_MSG "TQM8xxL" + + +static int hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + udelay(10000); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Port C pins for + * 5 Volts Enable and 3 Volts enable + */ + immap->im_ioport.iop_pcpar &= ~(0x0002 | 0x0004); + immap->im_ioport.iop_pcso &= ~(0x0002 | 0x0004); + /* remove all power */ + + immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On. + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + reg, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + if ((reg & mask) == mask) { + immap->im_ioport.iop_pcdat |= 0x0004; + puts (" 5.0V card found: "); + } else { + immap->im_ioport.iop_pcdat |= 0x0002; + puts (" 3.3V card found: "); + } + immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004); +#if 0 + /* VCC switch error flag, PCMCIA slot INPACK_ pin */ + cp->cp_pbdir &= ~(0x0020 | 0x0010); + cp->cp_pbpar &= ~(0x0020 | 0x0010); + udelay(500000); +#endif + udelay(1000); + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + + /* remove all power */ + immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); + + /* Configure PCMCIA General Control Register */ + PCMCIA_PGCRX(_slot_) = 0; + + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(10000); + + return (0); +} +#endif /* CFG_CMD_PCMCIA */ + + + +static int voltage_set(int slot, int vcc, int vpp) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Port C pins for + * 5 Volts Enable and 3 Volts enable, + * Turn off all power + */ + debug ("PCMCIA power OFF\n"); + immap->im_ioport.iop_pcpar &= ~(0x0002 | 0x0004); + immap->im_ioport.iop_pcso &= ~(0x0002 | 0x0004); + immap->im_ioport.iop_pcdat &= ~(0x0002 | 0x0004); + + reg = 0; + switch(vcc) { + case 0: break; + case 33: reg |= 0x0002; break; + case 50: reg |= 0x0004; break; + default: goto done; + } + + /* Checking supported voltages */ + + debug ("PIPR: 0x%x --> %s\n", + pcmp->pcmc_pipr, + (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); + + immap->im_ioport.iop_pcdat |= reg; + immap->im_ioport.iop_pcdir |= (0x0002 | 0x0004); + if (reg) { + debug ("PCMCIA powered at %sV\n", + (reg&0x0004) ? "5.0" : "3.3"); + } else { + debug ("PCMCIA powered down\n"); + } + +done: + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +#endif /* TQM8xxL */ + + +/* ---------------------------------------------------------------------------- */ +/* LWMON Board */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_LWMON) + +#define PCMCIA_BOARD_MSG "LWMON" + +/* #define's for MAX1604 Power Switch */ +#define MAX1604_OP_SUS 0x80 +#define MAX1604_VCCBON 0x40 +#define MAX1604_VCC_35 0x20 +#define MAX1604_VCCBHIZ 0x10 +#define MAX1604_VPPBON 0x08 +#define MAX1604_VPPBPBPGM 0x04 +#define MAX1604_VPPBHIZ 0x02 +/* reserved 0x01 */ + +static int hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + uchar val; + + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + /* Switch on PCMCIA port in PIC register 0x60 */ + reg = pic_read (0x60); + debug ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); + reg &= ~0x10; + /* reg |= 0x08; Vpp not needed */ + pic_write (0x60, reg); +#ifdef DEBUG + reg = pic_read (0x60); + printf ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); +#endif + udelay(10000); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On. + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + reg, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + if ((reg & mask) == mask) { + val = 0; /* VCCB3/5 = 0 ==> use Vx = 5.0 V */ + puts (" 5.0V card found: "); + } else { + val = MAX1604_VCC_35; /* VCCB3/5 = 1 ==> use Vy = 3.3 V */ + puts (" 3.3V card found: "); + } + + /* switch VCC on */ + val |= MAX1604_OP_SUS | MAX1604_VCCBON; + i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); + + udelay(500000); + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + uchar val; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + + /* remove all power, put output in high impedance state */ + val = MAX1604_VCCBHIZ | MAX1604_VPPBHIZ; + i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); + + /* Configure PCMCIA General Control Register */ + PCMCIA_PGCRX(_slot_) = 0; + + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + /* Switch off PCMCIA port in PIC register 0x60 */ + reg = pic_read (0x60); + debug ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); + reg |= 0x10; + reg &= ~0x08; + pic_write (0x60, reg); +#ifdef DEBUG + reg = pic_read (0x60); + printf ("[%d] PIC read: reg_60 = 0x%02x\n", __LINE__, reg); +#endif + udelay(10000); + + return (0); +} +#endif /* CFG_CMD_PCMCIA */ + + + +static int voltage_set(int slot, int vcc, int vpp) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + uchar val; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Turn off all power (switch to high impedance) + */ + debug ("PCMCIA power OFF\n"); + val = MAX1604_VCCBHIZ | MAX1604_VPPBHIZ; + i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); + + val = 0; + switch(vcc) { + case 0: break; + case 33: val = MAX1604_VCC_35; break; + case 50: break; + default: goto done; + } + + /* Checking supported voltages */ + + debug ("PIPR: 0x%x --> %s\n", + pcmp->pcmc_pipr, + (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); + + i2c_write (CFG_I2C_POWER_A_ADDR, 0, 0, &val, 1); + if (val) { + debug ("PCMCIA powered at %sV\n", + (val & MAX1604_VCC_35) ? "3.3" : "5.0"); + } else { + debug ("PCMCIA powered down\n"); + } + +done: + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +#endif /* LWMON */ + +/* ---------------------------------------------------------------------------- */ +/* GTH board by Corelatus AB */ +/* ---------------------------------------------------------------------------- */ +#if defined(CONFIG_GTH) + +#define PCMCIA_BOARD_MSG "GTH COMPACT FLASH" + +static int voltage_set(int slot, int vcc, int vpp) +{ /* Do nothing */ + return 0; +} + +static int hardware_enable (int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + + debug ("hardware_enable: GTH Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x98000000) { + printf (" No Card found\n"); + return (1); + } + + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + reg, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return 0; +} +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + return 0; /* No hardware to disable */ +} +#endif /* CFG_CMD_PCMCIA */ +#endif /* CONFIG_GTH */ + +/* ---------------------------------------------------------------------------- */ +/* ICU862 Boards by Cambridge Broadband Ltd. */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_ICU862) + +#define PCMCIA_BOARD_MSG "ICU862" + +static void cfg_port_B (void); + +static int hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, pipr, mask; + int i; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + udelay(10000); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* Configure Port B for TPS2205 PC-Card Power-Interface Switch */ + cfg_port_B (); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + pipr = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + pipr, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + + reg = cp->cp_pbdat; + if ((pipr & mask) == mask) { + reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ + TPS2205_VCC3); /* 3V off */ + reg &= ~(TPS2205_VCC5); /* 5V on */ + puts (" 5.0V card found: "); + } else { + reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ + TPS2205_VCC5); /* 5V off */ + reg &= ~(TPS2205_VCC3); /* 3V on */ + puts (" 3.3V card found: "); + } + + debug ("\nPB DAT: %08x -> 3.3V %s 5.0V %s VPP_PGM %s VPP_VCC %s\n", + reg, + (reg & TPS2205_VCC3) ? "off" : "on", + (reg & TPS2205_VCC5) ? "off" : "on", + (reg & TPS2205_VPP_PGM) ? "off" : "on", + (reg & TPS2205_VPP_VCC) ? "off" : "on" ); + + cp->cp_pbdat = reg; + + /* Wait 500 ms; use this to check for over-current */ + for (i=0; i<5000; ++i) { + if ((cp->cp_pbdat & TPS2205_OC) == 0) { + printf (" *** Overcurrent - Safety shutdown ***\n"); + cp->cp_pbdat &= ~(TPS2205_SHDN); + return (1); + } + udelay (100); + } + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + + /* Shut down */ + cp->cp_pbdat &= ~(TPS2205_SHDN); + + /* Configure PCMCIA General Control Register */ + PCMCIA_PGCRX(_slot_) = 0; + + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(10000); + + return (0); +} +#endif /* CFG_CMD_PCMCIA */ + + + +static int voltage_set(int slot, int vcc, int vpp) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + immap = (immap_t *)CFG_IMMR; + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Port C pins for + * 5 Volts Enable and 3 Volts enable, + * Turn all power pins to Hi-Z + */ + debug ("PCMCIA power OFF\n"); + cfg_port_B (); /* Enables switch, but all in Hi-Z */ + + reg = cp->cp_pbdat; + + switch(vcc) { + case 0: break; /* Switch off */ + case 33: reg &= ~TPS2205_VCC3; break; /* Switch on 3.3V */ + case 50: reg &= ~TPS2205_VCC5; break; /* Switch on 5.0V */ + default: goto done; + } + + /* Checking supported voltages */ + + debug ("PIPR: 0x%x --> %s\n", + pcmp->pcmc_pipr, + (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); + + cp->cp_pbdat = reg; + +#ifdef DEBUG + { + char *s; + + if ((reg & TPS2205_VCC3) == 0) { + s = "at 3.3V"; + } else if ((reg & TPS2205_VCC5) == 0) { + s = "at 5.0V"; + } else { + s = "down"; + } + printf ("PCMCIA powered %s\n", s); + } +#endif + +done: + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +static void cfg_port_B (void) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + uint reg; + + immap = (immap_t *)CFG_IMMR; + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* + * Configure Port B for TPS2205 PC-Card Power-Interface Switch + * + * Switch off all voltages, assert shutdown + */ + reg = cp->cp_pbdat; + reg |= (TPS2205_VPP_PGM | TPS2205_VPP_VCC | /* VAVPP => Hi-Z */ + TPS2205_VCC3 | TPS2205_VCC5 | /* VAVCC => Hi-Z */ + TPS2205_SHDN); /* enable switch */ + cp->cp_pbdat = reg; + + cp->cp_pbpar &= ~(TPS2205_INPUTS | TPS2205_OUTPUTS); + + reg = cp->cp_pbdir & ~(TPS2205_INPUTS); + cp->cp_pbdir = reg | TPS2205_OUTPUTS; + + debug ("Set Port B: PAR: %08x DIR: %08x DAT: %08x\n", + cp->cp_pbpar, cp->cp_pbdir, cp->cp_pbdat); +} + +#endif /* ICU862 */ + + +/* ---------------------------------------------------------------------------- */ +/* C2MON Boards by TTTech Computertechnik AG */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_C2MON) + +#define PCMCIA_BOARD_MSG "C2MON" + +static void cfg_ports (void); + +static int hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, pipr, mask; + ushort sreg; + int i; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + udelay(10000); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* Configure Ports for TPS2211A PC-Card Power-Interface Switch */ + cfg_ports (); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On: Set VAVCC to 3.3V or 5V, set VAVPP to Hi-Z + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + pipr = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + pipr, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + + sreg = immap->im_ioport.iop_pcdat; + if ((pipr & mask) == mask) { + sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1 | /* VAVPP => Hi-Z */ + TPS2211_VCCD1); /* 5V on */ + sreg &= ~(TPS2211_VCCD0); /* 3V off */ + puts (" 5.0V card found: "); + } else { + sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1 | /* VAVPP => Hi-Z */ + TPS2211_VCCD0); /* 3V on */ + sreg &= ~(TPS2211_VCCD1); /* 5V off */ + puts (" 3.3V card found: "); + } + + debug ("\nPC DAT: %04x -> 3.3V %s 5.0V %s\n", + sreg, + ( (sreg & TPS2211_VCCD0) && !(sreg & TPS2211_VCCD1)) ? "on" : "off", + (!(sreg & TPS2211_VCCD0) && (sreg & TPS2211_VCCD1)) ? "on" : "off" + ); + + immap->im_ioport.iop_pcdat = sreg; + + /* Wait 500 ms; use this to check for over-current */ + for (i=0; i<5000; ++i) { + if ((cp->cp_pbdat & TPS2211_OC) == 0) { + printf (" *** Overcurrent - Safety shutdown ***\n"); + immap->im_ioport.iop_pcdat &= ~(TPS2211_VCCD0|TPS2211_VCCD1); + return (1); + } + udelay (100); + } + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + + /* Configure PCMCIA General Control Register */ + PCMCIA_PGCRX(_slot_) = 0; + + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + /* ALl voltages off / Hi-Z */ + immap->im_ioport.iop_pcdat |= (TPS2211_VPPD0 | TPS2211_VPPD1 | + TPS2211_VCCD0 | TPS2211_VCCD1 ); + + udelay(10000); + + return (0); +} +#endif /* CFG_CMD_PCMCIA */ + + + +static int voltage_set(int slot, int vcc, int vpp) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + u_long reg; + ushort sreg; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + immap = (immap_t *)CFG_IMMR; + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Port C pins for + * 5 Volts Enable and 3 Volts enable, + * Turn all power pins to Hi-Z + */ + debug ("PCMCIA power OFF\n"); + cfg_ports (); /* Enables switch, but all in Hi-Z */ + + sreg = immap->im_ioport.iop_pcdat; + sreg |= TPS2211_VPPD0 | TPS2211_VPPD1; /* VAVPP always Hi-Z */ + + switch(vcc) { + case 0: break; /* Switch off */ + case 33: sreg |= TPS2211_VCCD0; /* Switch on 3.3V */ + sreg &= ~TPS2211_VCCD1; + break; + case 50: sreg &= ~TPS2211_VCCD0; /* Switch on 5.0V */ + sreg |= TPS2211_VCCD1; + break; + default: goto done; + } + + /* Checking supported voltages */ + + debug ("PIPR: 0x%x --> %s\n", + pcmp->pcmc_pipr, + (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); + + immap->im_ioport.iop_pcdat = sreg; + +#ifdef DEBUG + { + char *s; + + if ((sreg & TPS2211_VCCD0) && !(sreg & TPS2211_VCCD1)) { + s = "at 3.3V"; + } else if (!(sreg & TPS2211_VCCD0) && (sreg & TPS2211_VCCD1)) { + s = "at 5.0V"; + } else { + s = "down"; + } + printf ("PCMCIA powered %s\n", s); + } +#endif + +done: + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +static void cfg_ports (void) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + ushort sreg; + + immap = (immap_t *)CFG_IMMR; + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* + * Configure Port C for TPS2211 PC-Card Power-Interface Switch + * + * Switch off all voltages, assert shutdown + */ + sreg = immap->im_ioport.iop_pcdat; + sreg |= (TPS2211_VPPD0 | TPS2211_VPPD1); /* VAVPP => Hi-Z */ + sreg &= ~(TPS2211_VCCD0 | TPS2211_VCCD1); /* 3V and 5V off */ + immap->im_ioport.iop_pcdat = sreg; + + immap->im_ioport.iop_pcpar &= ~(TPS2211_OUTPUTS); + immap->im_ioport.iop_pcdir |= TPS2211_OUTPUTS; + + debug ("Set Port C: PAR: %04x DIR: %04x DAT: %04x\n", + immap->im_ioport.iop_pcpar, + immap->im_ioport.iop_pcdir, + immap->im_ioport.iop_pcdat); + + /* + * Configure Port B for TPS2211 PC-Card Power-Interface Switch + * + * Over-Current Input only + */ + cp->cp_pbpar &= ~(TPS2211_INPUTS); + cp->cp_pbdir &= ~(TPS2211_INPUTS); + + debug ("Set Port B: PAR: %08x DIR: %08x DAT: %08x\n", + cp->cp_pbpar, cp->cp_pbdir, cp->cp_pbdat); +} + +#endif /* C2MON */ + +/* ---------------------------------------------------------------------------- + MBX board from Morotola + ---------------------------------------------------------------------------- */ + +#if defined( CONFIG_MBX ) +#include <../board/mbx8xx/csr.h> + +/* A lot of this has been taken from the RPX code in this file it works from me. + I have added the voltage selection for the MBX board. */ + +/* MBX voltage bit in control register #2 */ +#define CR2_VPP12 ((uchar)0x10) +#define CR2_VPPVDD ((uchar)0x20) +#define CR2_VDD5 ((uchar)0x40) +#define CR2_VDD3 ((uchar)0x80) + +#define PCMCIA_BOARD_MSG "MBX860" + +static int voltage_set (int slot, int vcc, int vpp) +{ + uchar reg = 0; + + debug ("voltage_set: PCMCIA_BOARD_MSG Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A' + slot, vcc / 10, vcc % 10, vpp / 10, vcc % 10); + + switch (vcc) { + case 0: + break; + case 33: + reg |= CR2_VDD3; + break; + case 50: + reg |= CR2_VDD5; + break; + default: + return 1; + } + + switch (vpp) { + case 0: + break; + case 33: + case 50: + if (vcc == vpp) { + reg |= CR2_VPPVDD; + } else { + return 1; + } + break; + case 120: + reg |= CR2_VPP12; + break; + default: + return 1; + } + + /* first, turn off all power */ + MBX_CSR2 &= ~(CR2_VDDSEL | CR2_VPPSEL); + + /* enable new powersettings */ + MBX_CSR2 |= reg; + debug ("MBX_CSR2 read = 0x%02x\n", MBX_CSR2); + + return (0); +} + +static int hardware_enable (int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", + 'A' + slot); + + udelay (10000); + + immap = (immap_t *) CFG_IMMR; + sysp = (sysconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *) (&(((immap_t *) CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *) (&(((immap_t *) CFG_IMMR)->im_cpm)); + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK (_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK (_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX (_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX (_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX (_slot_) = reg; + udelay (500); + + /* remove all power */ + voltage_set (slot, 0, 0); + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay (10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", __LINE__, __FUNCTION__, + &(pcmp->pcmc_pipr), pcmp->pcmc_pipr); + + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On. + */ + mask = PCMCIA_VS1 (_slot_) | PCMCIA_VS2 (_slot_); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", reg, + (reg & PCMCIA_VS1 (slot)) ? "n" : "ff", + (reg & PCMCIA_VS2 (slot)) ? "n" : "ff"); + + if ((reg & mask) == mask) { + voltage_set (_slot_, 50, 0); + printf (" 5.0V card found: "); + } else { + voltage_set (_slot_, 33, 0); + printf (" 3.3V card found: "); + } + + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX (_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX (_slot_) = reg; + + udelay (250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable (int slot) +{ + return 0; /* No hardware to disable */ +} +#endif /* CFG_CMD_PCMCIA */ +#endif /* CONFIG_MBX */ +/* ---------------------------------------------------------------------------- */ +/* R360MPI Board */ +/* ---------------------------------------------------------------------------- */ + +#if defined(CONFIG_R360MPI) + +#define PCMCIA_BOARD_MSG "R360MPI" + + +static int hardware_enable(int slot) +{ + volatile immap_t *immap; + volatile cpm8xx_t *cp; + volatile pcmconf8xx_t *pcmp; + volatile sysconf8xx_t *sysp; + uint reg, mask; + + debug ("hardware_enable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + udelay(10000); + + immap = (immap_t *)CFG_IMMR; + sysp = (sysconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_siu_conf)); + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + cp = (cpm8xx_t *)(&(((immap_t *)CFG_IMMR)->im_cpm)); + + /* + * Configure SIUMCR to enable PCMCIA port B + * (VFLS[0:1] are not used for debugging, we connect FRZ# instead) + */ + sysp->sc_siumcr &= ~SIUMCR_DBGC11; /* set DBGC to 00 */ + + /* clear interrupt state, and disable interrupts */ + pcmp->pcmc_pscr = PCMCIA_MASK(_slot_); + pcmp->pcmc_per &= ~PCMCIA_MASK(_slot_); + + /* disable interrupts & DMA */ + PCMCIA_PGCRX(_slot_) = 0; + + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Ports A, B & C pins for + * 5 Volts Enable and 3 Volts enable + */ + immap->im_ioport.iop_pcpar &= ~(0x0400); + immap->im_ioport.iop_pcso &= ~(0x0400);/* + immap->im_ioport.iop_pcdir |= 0x0400;*/ + + immap->im_ioport.iop_papar &= ~(0x0200);/* + immap->im_ioport.iop_padir |= 0x0200;*/ +#if 0 + immap->im_ioport.iop_pbpar &= ~(0xC000); + immap->im_ioport.iop_pbdir &= ~(0xC000); +#endif + /* remove all power */ + + immap->im_ioport.iop_pcdat |= 0x0400; + immap->im_ioport.iop_padat |= 0x0200; + + /* + * Make sure there is a card in the slot, then configure the interface. + */ + udelay(10000); + debug ("[%d] %s: PIPR(%p)=0x%x\n", + __LINE__,__FUNCTION__, + &(pcmp->pcmc_pipr),pcmp->pcmc_pipr); + if (pcmp->pcmc_pipr & 0x00001800) { + printf (" No Card found\n"); + return (1); + } + + /* + * Power On. + */ + mask = PCMCIA_VS1(slot) | PCMCIA_VS2(slot); + reg = pcmp->pcmc_pipr; + debug ("PIPR: 0x%x ==> VS1=o%s, VS2=o%s\n", + reg, + (reg&PCMCIA_VS1(slot))?"n":"ff", + (reg&PCMCIA_VS2(slot))?"n":"ff"); + if ((reg & mask) == mask) { + immap->im_ioport.iop_pcdat &= ~(0x4000); + puts (" 5.0V card found: "); + } else { + immap->im_ioport.iop_padat &= ~(0x0002); + puts (" 3.3V card found: "); + } + immap->im_ioport.iop_pcdir |= 0x0400; + immap->im_ioport.iop_padir |= 0x0200; +#if 0 + /* VCC switch error flag, PCMCIA slot INPACK_ pin */ + cp->cp_pbdir &= ~(0x0020 | 0x0010); + cp->cp_pbpar &= ~(0x0020 | 0x0010); + udelay(500000); +#endif + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(250000); /* some cards need >150 ms to come up :-( */ + + debug ("# hardware_enable done\n"); + + return (0); +} + + + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int hardware_disable(int slot) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("hardware_disable: " PCMCIA_BOARD_MSG " Slot %c\n", 'A'+slot); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + + /* remove all power */ + immap->im_ioport.iop_pcdat |= 0x0400; + immap->im_ioport.iop_padat |= 0x0200; + + /* Configure PCMCIA General Control Register */ + PCMCIA_PGCRX(_slot_) = 0; + + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + + udelay(10000); + + return (0); +} +#endif /* CFG_CMD_PCMCIA */ + + + +static int voltage_set(int slot, int vcc, int vpp) +{ + volatile immap_t *immap; + volatile pcmconf8xx_t *pcmp; + u_long reg; + + debug ("voltage_set: " + PCMCIA_BOARD_MSG + " Slot %c, Vcc=%d.%d, Vpp=%d.%d\n", + 'A'+slot, vcc/10, vcc%10, vpp/10, vcc%10); + + immap = (immap_t *)CFG_IMMR; + pcmp = (pcmconf8xx_t *)(&(((immap_t *)CFG_IMMR)->im_pcmcia)); + /* + * Disable PCMCIA buffers (isolate the interface) + * and assert RESET signal + */ + debug ("Disable PCMCIA buffers and assert RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg |= __MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg |= __MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + /* + * Configure Ports A & C pins for + * 5 Volts Enable and 3 Volts enable, + * Turn off all power + */ + debug ("PCMCIA power OFF\n"); + immap->im_ioport.iop_pcpar &= ~(0x0400); + immap->im_ioport.iop_pcso &= ~(0x0400);/* + immap->im_ioport.iop_pcdir |= 0x0400;*/ + + immap->im_ioport.iop_papar &= ~(0x0200);/* + immap->im_ioport.iop_padir |= 0x0200;*/ + + immap->im_ioport.iop_pcdat |= 0x0400; + immap->im_ioport.iop_padat |= 0x0200; + + reg = 0; + switch(vcc) { + case 0: break; + case 33: reg |= 0x0200; break; + case 50: reg |= 0x0400; break; + default: goto done; + } + + /* Checking supported voltages */ + + debug ("PIPR: 0x%x --> %s\n", + pcmp->pcmc_pipr, + (pcmp->pcmc_pipr & 0x00008000) ? "only 5 V" : "can do 3.3V"); + + if (reg & 0x0200) + immap->im_ioport.iop_pcdat &= !reg; + if (reg & 0x0400) + immap->im_ioport.iop_padat &= !reg; + immap->im_ioport.iop_pcdir |= 0x0200; + immap->im_ioport.iop_padir |= 0x0400; + if (reg) { + debug ("PCMCIA powered at %sV\n", + (reg&0x0400) ? "5.0" : "3.3"); + } else { + debug ("PCMCIA powered down\n"); + } + +done: + debug ("Enable PCMCIA buffers and stop RESET\n"); + reg = PCMCIA_PGCRX(_slot_); + reg &= ~__MY_PCMCIA_GCRX_CXRESET; /* active high */ + reg &= ~__MY_PCMCIA_GCRX_CXOE; /* active low */ + PCMCIA_PGCRX(_slot_) = reg; + udelay(500); + + debug ("voltage_set: " PCMCIA_BOARD_MSG " Slot %c, DONE\n", + slot+'A'); + return (0); +} + +#endif /* R360MPI */ + + +/* ---------------------------------------------------------------------------- */ +/* End of Board Specific Stuff */ +/* ---------------------------------------------------------------------------- */ + + +/* ---------------------------------------------------------------------------- */ +/* MPC8xx Specific Stuff - should go to MPC8xx directory */ +/* ---------------------------------------------------------------------------- */ + +/* + * Search this table to see if the windowsize is + * supported... + */ + +#define M8XX_SIZES_NO 32 + +static const u_int m8xx_size_to_gray[M8XX_SIZES_NO] = +{ 0x00000001, 0x00000002, 0x00000008, 0x00000004, + 0x00000080, 0x00000040, 0x00000010, 0x00000020, + 0x00008000, 0x00004000, 0x00001000, 0x00002000, + 0x00000100, 0x00000200, 0x00000800, 0x00000400, + + 0x0fffffff, 0xffffffff, 0xffffffff, 0xffffffff, + 0x01000000, 0x02000000, 0xffffffff, 0x04000000, + 0x00010000, 0x00020000, 0x00080000, 0x00040000, + 0x00800000, 0x00400000, 0x00100000, 0x00200000 }; + + +/* ---------------------------------------------------------------------------- */ + +static u_int m8xx_get_graycode(u_int size) +{ + u_int k; + + for (k = 0; k < M8XX_SIZES_NO; k++) { + if(m8xx_size_to_gray[k] == size) + break; + } + + if((k == M8XX_SIZES_NO) || (m8xx_size_to_gray[k] == -1)) + k = -1; + + return k; +} + +/* ------------------------------------------------------------------------- */ + +#if 0 +static u_int m8xx_get_speed(u_int ns, u_int is_io) +{ + u_int reg, clocks, psst, psl, psht; + + if(!ns) { + + /* + * We get called with IO maps setup to 0ns + * if not specified by the user. + * They should be 255ns. + */ + + if(is_io) + ns = 255; + else + ns = 100; /* fast memory if 0 */ + } + + /* + * In PSST, PSL, PSHT fields we tell the controller + * timing parameters in CLKOUT clock cycles. + * CLKOUT is the same as GCLK2_50. + */ + +/* how we want to adjust the timing - in percent */ + +#define ADJ 180 /* 80 % longer accesstime - to be sure */ + + clocks = ((M8XX_BUSFREQ / 1000) * ns) / 1000; + clocks = (clocks * ADJ) / (100*1000); + + if(clocks >= PCMCIA_BMT_LIMIT) { + DEBUG(0, "Max access time limit reached\n"); + clocks = PCMCIA_BMT_LIMIT-1; + } + + psst = clocks / 7; /* setup time */ + psht = clocks / 7; /* hold time */ + psl = (clocks * 5) / 7; /* strobe length */ + + psst += clocks - (psst + psht + psl); + + reg = psst << 12; + reg |= psl << 7; + reg |= psht << 16; + + return reg; +} +#endif + +/* ------------------------------------------------------------------------- */ + +#ifdef CONFIG_IDE_8xx_PCCARD +static void print_funcid (int func) +{ + puts (indent); + switch (func) { + case CISTPL_FUNCID_MULTI: + puts (" Multi-Function"); + break; + case CISTPL_FUNCID_MEMORY: + puts (" Memory"); + break; + case CISTPL_FUNCID_SERIAL: + puts (" Serial Port"); + break; + case CISTPL_FUNCID_PARALLEL: + puts (" Parallel Port"); + break; + case CISTPL_FUNCID_FIXED: + puts (" Fixed Disk"); + break; + case CISTPL_FUNCID_VIDEO: + puts (" Video Adapter"); + break; + case CISTPL_FUNCID_NETWORK: + puts (" Network Adapter"); + break; + case CISTPL_FUNCID_AIMS: + puts (" AIMS Card"); + break; + case CISTPL_FUNCID_SCSI: + puts (" SCSI Adapter"); + break; + default: + puts (" Unknown"); + break; + } + puts (" Card\n"); +} +#endif /* CONFIG_IDE_8xx_PCCARD */ + +/* ------------------------------------------------------------------------- */ + +#ifdef CONFIG_IDE_8xx_PCCARD +static void print_fixed (volatile uchar *p) +{ + if (p == NULL) + return; + + puts(indent); + + switch (*p) { + case CISTPL_FUNCE_IDE_IFACE: + { uchar iface = *(p+2); + + puts ((iface == CISTPL_IDE_INTERFACE) ? " IDE" : " unknown"); + puts (" interface "); + break; + } + case CISTPL_FUNCE_IDE_MASTER: + case CISTPL_FUNCE_IDE_SLAVE: + { uchar f1 = *(p+2); + uchar f2 = *(p+4); + + puts ((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]"); + + if (f1 & CISTPL_IDE_UNIQUE) + puts (" [unique]"); + + puts ((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]"); + + if (f2 & CISTPL_IDE_HAS_SLEEP) + puts (" [sleep]"); + + if (f2 & CISTPL_IDE_HAS_STANDBY) + puts (" [standby]"); + + if (f2 & CISTPL_IDE_HAS_IDLE) + puts (" [idle]"); + + if (f2 & CISTPL_IDE_LOW_POWER) + puts (" [low power]"); + + if (f2 & CISTPL_IDE_REG_INHIBIT) + puts (" [reg inhibit]"); + + if (f2 & CISTPL_IDE_HAS_INDEX) + puts (" [index]"); + + if (f2 & CISTPL_IDE_IOIS16) + puts (" [IOis16]"); + + break; + } + } + putc ('\n'); +} +#endif /* CONFIG_IDE_8xx_PCCARD */ + +/* ------------------------------------------------------------------------- */ + +#ifdef CONFIG_IDE_8xx_PCCARD + +#define MAX_IDENT_CHARS 64 +#define MAX_IDENT_FIELDS 4 + +static uchar *known_cards[] = { + "ARGOSY PnPIDE D5", + NULL +}; + +static int identify (volatile uchar *p) +{ + uchar id_str[MAX_IDENT_CHARS]; + uchar data; + uchar *t; + uchar **card; + int i, done; + + if (p == NULL) + return (0); /* Don't know */ + + t = id_str; + done =0; + + for (i=0; i<=4 && !done; ++i, p+=2) { + while ((data = *p) != '\0') { + if (data == 0xFF) { + done = 1; + break; + } + *t++ = data; + if (t == &id_str[MAX_IDENT_CHARS-1]) { + done = 1; + break; + } + p += 2; + } + if (!done) + *t++ = ' '; + } + *t = '\0'; + while (--t > id_str) { + if (*t == ' ') + *t = '\0'; + else + break; + } + puts (id_str); + putc ('\n'); + + for (card=known_cards; *card; ++card) { + debug ("## Compare against \"%s\"\n", *card); + if (strcmp(*card, id_str) == 0) { /* found! */ + debug ("## CARD FOUND ##\n"); + return (1); + } + } + + return (0); /* don't know */ +} +#endif /* CONFIG_IDE_8xx_PCCARD */ + +/* ------------------------------------------------------------------------- */ + +#endif /* CFG_CMD_PCMCIA || (CFG_CMD_IDE && CONFIG_IDE_8xx_PCCARD) */ |