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Diffstat (limited to 'drivers/i82365.c')
| -rw-r--r-- | drivers/i82365.c | 1014 |
1 files changed, 0 insertions, 1014 deletions
diff --git a/drivers/i82365.c b/drivers/i82365.c deleted file mode 100644 index a40fcf4..0000000 --- a/drivers/i82365.c +++ /dev/null @@ -1,1014 +0,0 @@ -/* - * (C) Copyright 2003-2005 - * 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: - * - * i82365.c 1.352 - Linux driver for Intel 82365 and compatible - * PC Card controllers, and Yenta-compatible PCI-to-CardBus controllers. - * (C) 1999 David A. Hinds <dahinds@users.sourceforge.net> - */ - -#include <common.h> - -#ifdef CONFIG_I82365 - -#include <command.h> -#include <pci.h> -#include <pcmcia.h> -#include <asm/io.h> - -#include <pcmcia/ss.h> -#include <pcmcia/i82365.h> -#include <pcmcia/yenta.h> -#ifdef CONFIG_CPC45 -#include <pcmcia/cirrus.h> -#else -#include <pcmcia/ti113x.h> -#endif - -static struct pci_device_id supported[] = { -#ifdef CONFIG_CPC45 - {PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6729}, -#else - {PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510}, -#endif - {0, 0} -}; - -#define CYCLE_TIME 120 - -#ifdef CONFIG_CPC45 -extern int SPD67290Init (void); -#endif - -#ifdef DEBUG -static void i82365_dump_regions (pci_dev_t dev); -#endif - -typedef struct socket_info_t { - pci_dev_t dev; - u_short bcr; - u_char pci_lat, cb_lat, sub_bus, cache; - u_int cb_phys; - - socket_cap_t cap; - u_short type; - u_int flags; -#ifdef CONFIG_CPC45 - cirrus_state_t c_state; -#else - ti113x_state_t state; -#endif -} socket_info_t; - -#ifdef CONFIG_CPC45 -/* These definitions must match the pcic table! */ -typedef enum pcic_id { - IS_PD6710, IS_PD672X, IS_VT83C469 -} pcic_id; - -typedef struct pcic_t { - char *name; -} pcic_t; - -static pcic_t pcic[] = { - {" Cirrus PD6710: "}, - {" Cirrus PD672x: "}, - {" VIA VT83C469: "}, -}; -#endif - -static socket_info_t socket; -static socket_state_t state; -static struct pccard_mem_map mem; -static struct pccard_io_map io; - -/*====================================================================*/ - -/* Some PCI shortcuts */ - -static int pci_readb (socket_info_t * s, int r, u_char * v) -{ - return pci_read_config_byte (s->dev, r, v); -} -static int pci_writeb (socket_info_t * s, int r, u_char v) -{ - return pci_write_config_byte (s->dev, r, v); -} -static int pci_readw (socket_info_t * s, int r, u_short * v) -{ - return pci_read_config_word (s->dev, r, v); -} -static int pci_writew (socket_info_t * s, int r, u_short v) -{ - return pci_write_config_word (s->dev, r, v); -} -#ifndef CONFIG_CPC45 -static int pci_readl (socket_info_t * s, int r, u_int * v) -{ - return pci_read_config_dword (s->dev, r, v); -} -static int pci_writel (socket_info_t * s, int r, u_int v) -{ - return pci_write_config_dword (s->dev, r, v); -} -#endif /* !CONFIG_CPC45 */ - -/*====================================================================*/ - -#ifdef CONFIG_CPC45 - -#define cb_readb(s) readb((s)->cb_phys + 1) -#define cb_writeb(s, v) writeb(v, (s)->cb_phys) -#define cb_writeb2(s, v) writeb(v, (s)->cb_phys + 1) -#define cb_readl(s, r) readl((s)->cb_phys + (r)) -#define cb_writel(s, r, v) writel(v, (s)->cb_phys + (r)) - - -static u_char i365_get (socket_info_t * s, u_short reg) -{ - u_char val; -#ifdef CONFIG_PCMCIA_SLOT_A - int slot = 0; -#else - int slot = 1; -#endif - - val = I365_REG (slot, reg); - - cb_writeb (s, val); - val = cb_readb (s); - - debug ("i365_get slot:%x reg: %x val: %x\n", slot, reg, val); - return val; -} - -static void i365_set (socket_info_t * s, u_short reg, u_char data) -{ -#ifdef CONFIG_PCMCIA_SLOT_A - int slot = 0; -#else - int slot = 1; -#endif - u_char val; - - val = I365_REG (slot, reg); - - cb_writeb (s, val); - cb_writeb2 (s, data); - - debug ("i365_set slot:%x reg: %x data:%x\n", slot, reg, data); -} - -#else /* ! CONFIG_CPC45 */ - -#define cb_readb(s, r) readb((s)->cb_phys + (r)) -#define cb_readl(s, r) readl((s)->cb_phys + (r)) -#define cb_writeb(s, r, v) writeb(v, (s)->cb_phys + (r)) -#define cb_writel(s, r, v) writel(v, (s)->cb_phys + (r)) - -static u_char i365_get (socket_info_t * s, u_short reg) -{ - return cb_readb (s, 0x0800 + reg); -} - -static void i365_set (socket_info_t * s, u_short reg, u_char data) -{ - cb_writeb (s, 0x0800 + reg, data); -} -#endif /* CONFIG_CPC45 */ - -static void i365_bset (socket_info_t * s, u_short reg, u_char mask) -{ - i365_set (s, reg, i365_get (s, reg) | mask); -} - -static void i365_bclr (socket_info_t * s, u_short reg, u_char mask) -{ - i365_set (s, reg, i365_get (s, reg) & ~mask); -} - -#if 0 /* not used */ -static void i365_bflip (socket_info_t * s, u_short reg, u_char mask, int b) -{ - u_char d = i365_get (s, reg); - - i365_set (s, reg, (b) ? (d | mask) : (d & ~mask)); -} - -static u_short i365_get_pair (socket_info_t * s, u_short reg) -{ - return (i365_get (s, reg) + (i365_get (s, reg + 1) << 8)); -} -#endif /* not used */ - -static void i365_set_pair (socket_info_t * s, u_short reg, u_short data) -{ - i365_set (s, reg, data & 0xff); - i365_set (s, reg + 1, data >> 8); -} - -#ifdef CONFIG_CPC45 -/*====================================================================== - - Code to save and restore global state information for Cirrus - PD67xx controllers, and to set and report global configuration - options. - -======================================================================*/ - -#define flip(v,b,f) (v = ((f)<0) ? v : ((f) ? ((v)|(b)) : ((v)&(~b)))) - -static void cirrus_get_state (socket_info_t * s) -{ - int i; - cirrus_state_t *p = &s->c_state; - - p->misc1 = i365_get (s, PD67_MISC_CTL_1); - p->misc1 &= (PD67_MC1_MEDIA_ENA | PD67_MC1_INPACK_ENA); - p->misc2 = i365_get (s, PD67_MISC_CTL_2); - for (i = 0; i < 6; i++) - p->timer[i] = i365_get (s, PD67_TIME_SETUP (0) + i); - -} - -static void cirrus_set_state (socket_info_t * s) -{ - int i; - u_char misc; - cirrus_state_t *p = &s->c_state; - - misc = i365_get (s, PD67_MISC_CTL_2); - i365_set (s, PD67_MISC_CTL_2, p->misc2); - if (misc & PD67_MC2_SUSPEND) - udelay (50000); - misc = i365_get (s, PD67_MISC_CTL_1); - misc &= ~(PD67_MC1_MEDIA_ENA | PD67_MC1_INPACK_ENA); - i365_set (s, PD67_MISC_CTL_1, misc | p->misc1); - for (i = 0; i < 6; i++) - i365_set (s, PD67_TIME_SETUP (0) + i, p->timer[i]); -} - -static u_int cirrus_set_opts (socket_info_t * s) -{ - cirrus_state_t *p = &s->c_state; - u_int mask = 0xffff; -#if DEBUG - char buf[200]; - - memset (buf, 0, 200); -#endif - - if (has_ring == -1) - has_ring = 1; - flip (p->misc2, PD67_MC2_IRQ15_RI, has_ring); - flip (p->misc2, PD67_MC2_DYNAMIC_MODE, dynamic_mode); -#if DEBUG - if (p->misc2 & PD67_MC2_IRQ15_RI) - strcat (buf, " [ring]"); - if (p->misc2 & PD67_MC2_DYNAMIC_MODE) - strcat (buf, " [dyn mode]"); - if (p->misc1 & PD67_MC1_INPACK_ENA) - strcat (buf, " [inpack]"); -#endif - - if (p->misc2 & PD67_MC2_IRQ15_RI) - mask &= ~0x8000; - if (has_led > 0) { -#if DEBUG - strcat (buf, " [led]"); -#endif - mask &= ~0x1000; - } - if (has_dma > 0) { -#if DEBUG - strcat (buf, " [dma]"); -#endif - mask &= ~0x0600; - flip (p->misc2, PD67_MC2_FREQ_BYPASS, freq_bypass); -#if DEBUG - if (p->misc2 & PD67_MC2_FREQ_BYPASS) - strcat (buf, " [freq bypass]"); -#endif - } - - if (setup_time >= 0) - p->timer[0] = p->timer[3] = setup_time; - if (cmd_time > 0) { - p->timer[1] = cmd_time; - p->timer[4] = cmd_time * 2 + 4; - } - if (p->timer[1] == 0) { - p->timer[1] = 6; - p->timer[4] = 16; - if (p->timer[0] == 0) - p->timer[0] = p->timer[3] = 1; - } - if (recov_time >= 0) - p->timer[2] = p->timer[5] = recov_time; - - debug ("i82365 Opt: %s [%d/%d/%d] [%d/%d/%d]\n", - buf, - p->timer[0], p->timer[1], p->timer[2], - p->timer[3], p->timer[4], p->timer[5]); - - return mask; -} - -#else /* !CONFIG_CPC45 */ - -/*====================================================================== - - Code to save and restore global state information for TI 1130 and - TI 1131 controllers, and to set and report global configuration - options. - -======================================================================*/ - -static void ti113x_get_state (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - - pci_readl (s, TI113X_SYSTEM_CONTROL, &p->sysctl); - pci_readb (s, TI113X_CARD_CONTROL, &p->cardctl); - pci_readb (s, TI113X_DEVICE_CONTROL, &p->devctl); - pci_readb (s, TI1250_DIAGNOSTIC, &p->diag); - pci_readl (s, TI12XX_IRQMUX, &p->irqmux); -} - -static void ti113x_set_state (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - - pci_writel (s, TI113X_SYSTEM_CONTROL, p->sysctl); - pci_writeb (s, TI113X_CARD_CONTROL, p->cardctl); - pci_writeb (s, TI113X_DEVICE_CONTROL, p->devctl); - pci_writeb (s, TI1250_MULTIMEDIA_CTL, 0); - pci_writeb (s, TI1250_DIAGNOSTIC, p->diag); - pci_writel (s, TI12XX_IRQMUX, p->irqmux); - i365_set_pair (s, TI113X_IO_OFFSET (0), 0); - i365_set_pair (s, TI113X_IO_OFFSET (1), 0); -} - -static u_int ti113x_set_opts (socket_info_t * s) -{ - ti113x_state_t *p = &s->state; - u_int mask = 0xffff; - - p->cardctl &= ~TI113X_CCR_ZVENABLE; - p->cardctl |= TI113X_CCR_SPKROUTEN; - - return mask; -} -#endif /* CONFIG_CPC45 */ - -/*====================================================================== - - Routines to handle common CardBus options - -======================================================================*/ - -/* Default settings for PCI command configuration register */ -#define CMD_DFLT (PCI_COMMAND_IO|PCI_COMMAND_MEMORY| \ - PCI_COMMAND_MASTER|PCI_COMMAND_WAIT) - -static void cb_get_state (socket_info_t * s) -{ - pci_readb (s, PCI_CACHE_LINE_SIZE, &s->cache); - pci_readb (s, PCI_LATENCY_TIMER, &s->pci_lat); - pci_readb (s, CB_LATENCY_TIMER, &s->cb_lat); - pci_readb (s, CB_CARDBUS_BUS, &s->cap.cardbus); - pci_readb (s, CB_SUBORD_BUS, &s->sub_bus); - pci_readw (s, CB_BRIDGE_CONTROL, &s->bcr); -} - -static void cb_set_state (socket_info_t * s) -{ -#ifndef CONFIG_CPC45 - pci_writel (s, CB_LEGACY_MODE_BASE, 0); - pci_writel (s, PCI_BASE_ADDRESS_0, s->cb_phys); -#endif - pci_writew (s, PCI_COMMAND, CMD_DFLT); - pci_writeb (s, PCI_CACHE_LINE_SIZE, s->cache); - pci_writeb (s, PCI_LATENCY_TIMER, s->pci_lat); - pci_writeb (s, CB_LATENCY_TIMER, s->cb_lat); - pci_writeb (s, CB_CARDBUS_BUS, s->cap.cardbus); - pci_writeb (s, CB_SUBORD_BUS, s->sub_bus); - pci_writew (s, CB_BRIDGE_CONTROL, s->bcr); -} - -static void cb_set_opts (socket_info_t * s) -{ -#ifndef CONFIG_CPC45 - if (s->cache == 0) - s->cache = 8; - if (s->pci_lat == 0) - s->pci_lat = 0xa8; - if (s->cb_lat == 0) - s->cb_lat = 0xb0; -#endif -} - -/*====================================================================== - - Power control for Cardbus controllers: used both for 16-bit and - Cardbus cards. - -======================================================================*/ - -static int cb_set_power (socket_info_t * s, socket_state_t * state) -{ - u_int reg = 0; - -#ifdef CONFIG_CPC45 - - reg = I365_PWR_NORESET; - if (state->flags & SS_PWR_AUTO) - reg |= I365_PWR_AUTO; - if (state->flags & SS_OUTPUT_ENA) - reg |= I365_PWR_OUT; - if (state->Vpp != 0) { - if (state->Vpp == 120) { - reg |= I365_VPP1_12V; - puts (" 12V card found: "); - } else if (state->Vpp == state->Vcc) { - reg |= I365_VPP1_5V; - } else { - puts (" power not found: "); - return -1; - } - } - if (state->Vcc != 0) { - reg |= I365_VCC_5V; - if (state->Vcc == 33) { - puts (" 3.3V card found: "); - i365_bset (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); - } else if (state->Vcc == 50) { - puts (" 5V card found: "); - i365_bclr (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); - } else { - puts (" power not found: "); - return -1; - } - } - - if (reg != i365_get (s, I365_POWER)) { - reg = (I365_PWR_OUT | I365_PWR_NORESET | I365_VCC_5V | I365_VPP1_5V); - i365_set (s, I365_POWER, reg); - } - -#else /* ! CONFIG_CPC45 */ - - /* restart card voltage detection if it seems appropriate */ - if ((state->Vcc == 0) && (state->Vpp == 0) && - !(cb_readl (s, CB_SOCKET_STATE) & CB_SS_VSENSE)) - cb_writel (s, CB_SOCKET_FORCE, CB_SF_CVSTEST); - switch (state->Vcc) { - case 0: - reg = 0; - break; - case 33: - reg = CB_SC_VCC_3V; - break; - case 50: - reg = CB_SC_VCC_5V; - break; - default: - return -1; - } - switch (state->Vpp) { - case 0: - break; - case 33: - reg |= CB_SC_VPP_3V; - break; - case 50: - reg |= CB_SC_VPP_5V; - break; - case 120: - reg |= CB_SC_VPP_12V; - break; - default: - return -1; - } - if (reg != cb_readl (s, CB_SOCKET_CONTROL)) - cb_writel (s, CB_SOCKET_CONTROL, reg); -#endif /* CONFIG_CPC45 */ - return 0; -} - -/*====================================================================== - - Generic routines to get and set controller options - -======================================================================*/ - -static void get_bridge_state (socket_info_t * s) -{ -#ifdef CONFIG_CPC45 - cirrus_get_state (s); -#else - ti113x_get_state (s); -#endif - cb_get_state (s); -} - -static void set_bridge_state (socket_info_t * s) -{ - cb_set_state (s); - i365_set (s, I365_GBLCTL, 0x00); - i365_set (s, I365_GENCTL, 0x00); -#ifdef CONFIG_CPC45 - cirrus_set_state (s); -#else - ti113x_set_state (s); -#endif -} - -static void set_bridge_opts (socket_info_t * s) -{ -#ifdef CONFIG_CPC45 - cirrus_set_opts (s); -#else - ti113x_set_opts (s); -#endif - cb_set_opts (s); -} - -/*====================================================================*/ -#define PD67_EXT_INDEX 0x2e /* Extension index */ -#define PD67_EXT_DATA 0x2f /* Extension data */ -#define PD67_EXD_VS1(s) (0x01 << ((s)<<1)) - -#define pd67_ext_get(s, r) \ - (i365_set(s, PD67_EXT_INDEX, r), i365_get(s, PD67_EXT_DATA)) - -static int i365_get_status (socket_info_t * s, u_int * value) -{ - u_int status; -#ifdef CONFIG_CPC45 - u_char val; - u_char power, vcc, vpp; - u_int powerstate; -#endif - - status = i365_get (s, I365_IDENT); - status = i365_get (s, I365_STATUS); - *value = ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0; - if (i365_get (s, I365_INTCTL) & I365_PC_IOCARD) { - *value |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG; - } else { - *value |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD; - *value |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN; - } - *value |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0; - *value |= (status & I365_CS_READY) ? SS_READY : 0; - *value |= (status & I365_CS_POWERON) ? SS_POWERON : 0; - -#ifdef CONFIG_CPC45 - /* Check for Cirrus CL-PD67xx chips */ - i365_set (s, PD67_CHIP_INFO, 0); - val = i365_get (s, PD67_CHIP_INFO); - s->type = -1; - if ((val & PD67_INFO_CHIP_ID) == PD67_INFO_CHIP_ID) { - val = i365_get (s, PD67_CHIP_INFO); - if ((val & PD67_INFO_CHIP_ID) == 0) { - s->type = (val & PD67_INFO_SLOTS) ? IS_PD672X : IS_PD6710; - i365_set (s, PD67_EXT_INDEX, 0xe5); - if (i365_get (s, PD67_EXT_INDEX) != 0xe5) - s->type = IS_VT83C469; - } - } else { - printf ("no Cirrus Chip found\n"); - *value = 0; - return -1; - } - - power = i365_get (s, I365_POWER); - state.flags |= (power & I365_PWR_AUTO) ? SS_PWR_AUTO : 0; - state.flags |= (power & I365_PWR_OUT) ? SS_OUTPUT_ENA : 0; - vcc = power & I365_VCC_MASK; - vpp = power & I365_VPP1_MASK; - state.Vcc = state.Vpp = 0; - if((vcc== 0) || (vpp == 0)) { - /* - * On the Cirrus we get the info which card voltage - * we have in EXTERN DATA and write it to MISC_CTL1 - */ - powerstate = pd67_ext_get(s, PD67_EXTERN_DATA); - if (powerstate & PD67_EXD_VS1(0)) { - /* 5V Card */ - i365_bclr (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); - } else { - /* 3.3V Card */ - i365_bset (s, PD67_MISC_CTL_1, PD67_MC1_VCC_3V); - } - i365_set (s, I365_POWER, (I365_PWR_OUT | I365_PWR_NORESET | I365_VCC_5V | I365_VPP1_5V)); - power = i365_get (s, I365_POWER); - } - if (power & I365_VCC_5V) { - state.Vcc = (i365_get(s, PD67_MISC_CTL_1) & PD67_MC1_VCC_3V) ? 33 : 50; - } - - if (power == I365_VPP1_12V) - state.Vpp = 120; - - /* IO card, RESET flags, IO interrupt */ - power = i365_get (s, I365_INTCTL); - state.flags |= (power & I365_PC_RESET) ? 0 : SS_RESET; - if (power & I365_PC_IOCARD) - state.flags |= SS_IOCARD; - state.io_irq = power & I365_IRQ_MASK; - - /* Card status change mask */ - power = i365_get (s, I365_CSCINT); - state.csc_mask = (power & I365_CSC_DETECT) ? SS_DETECT : 0; - if (state.flags & SS_IOCARD) - state.csc_mask |= (power & I365_CSC_STSCHG) ? SS_STSCHG : 0; - else { - state.csc_mask |= (power & I365_CSC_BVD1) ? SS_BATDEAD : 0; - state.csc_mask |= (power & I365_CSC_BVD2) ? SS_BATWARN : 0; - state.csc_mask |= (power & I365_CSC_READY) ? SS_READY : 0; - } - debug ("i82365: GetStatus(0) = flags %#3.3x, Vcc %d, Vpp %d, " - "io_irq %d, csc_mask %#2.2x\n", state.flags, - state.Vcc, state.Vpp, state.io_irq, state.csc_mask); - -#else /* !CONFIG_CPC45 */ - - status = cb_readl (s, CB_SOCKET_STATE); - *value |= (status & CB_SS_32BIT) ? SS_CARDBUS : 0; - *value |= (status & CB_SS_3VCARD) ? SS_3VCARD : 0; - *value |= (status & CB_SS_XVCARD) ? SS_XVCARD : 0; - *value |= (status & CB_SS_VSENSE) ? 0 : SS_PENDING; - /* For now, ignore cards with unsupported voltage keys */ - if (*value & SS_XVCARD) - *value &= ~(SS_DETECT | SS_3VCARD | SS_XVCARD); -#endif /* CONFIG_CPC45 */ - return 0; -} /* i365_get_status */ - -static int i365_set_socket (socket_info_t * s, socket_state_t * state) -{ - u_char reg; - - set_bridge_state (s); - - /* IO card, RESET flag */ - reg = 0; - reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET; - reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0; - i365_set (s, I365_INTCTL, reg); - -#ifdef CONFIG_CPC45 - cb_set_power (s, state); - -#if 0 - /* Card status change interrupt mask */ - reg = s->cs_irq << 4; - if (state->csc_mask & SS_DETECT) - reg |= I365_CSC_DETECT; - if (state->flags & SS_IOCARD) { - if (state->csc_mask & SS_STSCHG) - reg |= I365_CSC_STSCHG; - } else { - if (state->csc_mask & SS_BATDEAD) - reg |= I365_CSC_BVD1; - if (state->csc_mask & SS_BATWARN) - reg |= I365_CSC_BVD2; - if (state->csc_mask & SS_READY) - reg |= I365_CSC_READY; - } - i365_set (s, I365_CSCINT, reg); - i365_get (s, I365_CSC); -#endif /* 0 */ - -#else /* !CONFIG_CPC45 */ - - reg = I365_PWR_NORESET; - if (state->flags & SS_PWR_AUTO) - reg |= I365_PWR_AUTO; - if (state->flags & SS_OUTPUT_ENA) - reg |= I365_PWR_OUT; - - cb_set_power (s, state); - reg |= i365_get (s, I365_POWER) & (I365_VCC_MASK | I365_VPP1_MASK); - - if (reg != i365_get (s, I365_POWER)) - i365_set (s, I365_POWER, reg); -#endif /* CONFIG_CPC45 */ - - return 0; -} /* i365_set_socket */ - -/*====================================================================*/ - -static int i365_set_mem_map (socket_info_t * s, struct pccard_mem_map *mem) -{ - u_short base, i; - u_char map; - - debug ("i82365: SetMemMap(%d, %#2.2x, %d ns, %#5.5lx-%#5.5lx, %#5.5x)\n", - mem->map, mem->flags, mem->speed, - mem->sys_start, mem->sys_stop, mem->card_start); - - map = mem->map; - if ((map > 4) || - (mem->card_start > 0x3ffffff) || - (mem->sys_start > mem->sys_stop) || - (mem->speed > 1000)) { - return -1; - } - - /* Turn off the window before changing anything */ - if (i365_get (s, I365_ADDRWIN) & I365_ENA_MEM (map)) - i365_bclr (s, I365_ADDRWIN, I365_ENA_MEM (map)); - - /* Take care of high byte, for PCI controllers */ - i365_set (s, CB_MEM_PAGE (map), mem->sys_start >> 24); - - base = I365_MEM (map); - i = (mem->sys_start >> 12) & 0x0fff; - if (mem->flags & MAP_16BIT) - i |= I365_MEM_16BIT; - if (mem->flags & MAP_0WS) - i |= I365_MEM_0WS; - i365_set_pair (s, base + I365_W_START, i); - - i = (mem->sys_stop >> 12) & 0x0fff; - switch (mem->speed / CYCLE_TIME) { - case 0: - break; - case 1: - i |= I365_MEM_WS0; - break; - case 2: - i |= I365_MEM_WS1; - break; - default: - i |= I365_MEM_WS1 | I365_MEM_WS0; - break; - } - i365_set_pair (s, base + I365_W_STOP, i); - -#ifdef CONFIG_CPC45 - i = 0; -#else - i = ((mem->card_start - mem->sys_start) >> 12) & 0x3fff; -#endif - if (mem->flags & MAP_WRPROT) - i |= I365_MEM_WRPROT; - if (mem->flags & MAP_ATTRIB) - i |= I365_MEM_REG; - i365_set_pair (s, base + I365_W_OFF, i); - -#ifdef CONFIG_CPC45 - /* set System Memory map Upper Adress */ - i365_set(s, PD67_EXT_INDEX, PD67_MEM_PAGE(map)); - i365_set(s, PD67_EXT_DATA, ((mem->sys_start >> 24) & 0xff)); -#endif - - /* Turn on the window if necessary */ - if (mem->flags & MAP_ACTIVE) - i365_bset (s, I365_ADDRWIN, I365_ENA_MEM (map)); - return 0; -} /* i365_set_mem_map */ - -static int i365_set_io_map (socket_info_t * s, struct pccard_io_map *io) -{ - u_char map, ioctl; - - map = io->map; - /* comment out: comparison is always false due to limited range of data type */ - if ((map > 1) || /* (io->start > 0xffff) || (io->stop > 0xffff) || */ - (io->stop < io->start)) - return -1; - /* Turn off the window before changing anything */ - if (i365_get (s, I365_ADDRWIN) & I365_ENA_IO (map)) - i365_bclr (s, I365_ADDRWIN, I365_ENA_IO (map)); - i365_set_pair (s, I365_IO (map) + I365_W_START, io->start); - i365_set_pair (s, I365_IO (map) + I365_W_STOP, io->stop); - ioctl = i365_get (s, I365_IOCTL) & ~I365_IOCTL_MASK (map); - if (io->speed) - ioctl |= I365_IOCTL_WAIT (map); - if (io->flags & MAP_0WS) - ioctl |= I365_IOCTL_0WS (map); - if (io->flags & MAP_16BIT) - ioctl |= I365_IOCTL_16BIT (map); - if (io->flags & MAP_AUTOSZ) - ioctl |= I365_IOCTL_IOCS16 (map); - i365_set (s, I365_IOCTL, ioctl); - /* Turn on the window if necessary */ - if (io->flags & MAP_ACTIVE) - i365_bset (s, I365_ADDRWIN, I365_ENA_IO (map)); - return 0; -} /* i365_set_io_map */ - -/*====================================================================*/ - -int i82365_init (void) -{ - u_int val; - int i; - -#ifdef CONFIG_CPC45 - if (SPD67290Init () != 0) - return 1; -#endif - if ((socket.dev = pci_find_devices (supported, 0)) < 0) { - /* Controller not found */ - return 1; - } - debug ("i82365 Device Found!\n"); - - pci_read_config_dword (socket.dev, PCI_BASE_ADDRESS_0, &socket.cb_phys); - socket.cb_phys &= ~0xf; - -#ifdef CONFIG_CPC45 - /* + 0xfe000000 see MPC 8245 Users Manual Adress Map B */ - socket.cb_phys += 0xfe000000; -#endif - - get_bridge_state (&socket); - set_bridge_opts (&socket); - - i = i365_get_status (&socket, &val); - -#ifdef CONFIG_CPC45 - if (i > -1) { - puts (pcic[socket.type].name); - } else { - printf ("i82365: Controller not found.\n"); - return 1; - } - if((val & SS_DETECT) != SS_DETECT){ - puts ("No card\n"); - return 1; - } -#else /* !CONFIG_CPC45 */ - if (val & SS_DETECT) { - if (val & SS_3VCARD) { - state.Vcc = state.Vpp = 33; - puts (" 3.3V card found: "); - } else if (!(val & SS_XVCARD)) { - state.Vcc = state.Vpp = 50; - puts (" 5.0V card found: "); - } else { - puts ("i82365: unsupported voltage key\n"); - state.Vcc = state.Vpp = 0; - } - } else { - /* No card inserted */ - puts ("No card\n"); - return 1; - } -#endif /* CONFIG_CPC45 */ - -#ifdef CONFIG_CPC45 - state.flags |= SS_OUTPUT_ENA; -#else - state.flags = SS_IOCARD | SS_OUTPUT_ENA; - state.csc_mask = 0; - state.io_irq = 0; -#endif - - i365_set_socket (&socket, &state); - - for (i = 500; i; i--) { - if ((i365_get (&socket, I365_STATUS) & I365_CS_READY)) - break; - udelay (1000); - } - - if (i == 0) { - /* PC Card not ready for data transfer */ - puts ("i82365 PC Card not ready for data transfer\n"); - return 1; - } - debug (" PC Card ready for data transfer: "); - - mem.map = 0; - mem.flags = MAP_ATTRIB | MAP_ACTIVE; - mem.speed = 300; - mem.sys_start = CFG_PCMCIA_MEM_ADDR; - mem.sys_stop = CFG_PCMCIA_MEM_ADDR + CFG_PCMCIA_MEM_SIZE - 1; - mem.card_start = 0; - i365_set_mem_map (&socket, &mem); - -#ifdef CONFIG_CPC45 - mem.map = 1; - mem.flags = MAP_ACTIVE; - mem.speed = 300; - mem.sys_start = CFG_PCMCIA_MEM_ADDR + CFG_PCMCIA_MEM_SIZE; - mem.sys_stop = CFG_PCMCIA_MEM_ADDR + (2 * CFG_PCMCIA_MEM_SIZE) - 1; - mem.card_start = 0; - i365_set_mem_map (&socket, &mem); - -#else /* !CONFIG_CPC45 */ - - io.map = 0; - io.flags = MAP_AUTOSZ | MAP_ACTIVE; - io.speed = 0; - io.start = 0x0100; - io.stop = 0x010F; - i365_set_io_map (&socket, &io); - -#endif /* CONFIG_CPC45 */ - -#ifdef DEBUG - i82365_dump_regions (socket.dev); -#endif - - return 0; -} - -void i82365_exit (void) -{ - io.map = 0; - io.flags = 0; - io.speed = 0; - io.start = 0; - io.stop = 0x1; - - i365_set_io_map (&socket, &io); - - mem.map = 0; - mem.flags = 0; - mem.speed = 0; - mem.sys_start = 0; - mem.sys_stop = 0x1000; - mem.card_start = 0; - - i365_set_mem_map (&socket, &mem); - -#ifdef CONFIG_CPC45 - mem.map = 1; - mem.flags = 0; - mem.speed = 0; - mem.sys_start = 0; - mem.sys_stop = 0x1000; - mem.card_start = 0; - - i365_set_mem_map (&socket, &mem); -#else /* !CONFIG_CPC45 */ - socket.state.sysctl &= 0xFFFF00FF; -#endif - state.Vcc = state.Vpp = 0; - - i365_set_socket (&socket, &state); -} - -/*====================================================================== - - Debug stuff - -======================================================================*/ - -#ifdef DEBUG -static void i82365_dump_regions (pci_dev_t dev) -{ - u_int tmp[2]; - u_int *mem = (void *) socket.cb_phys; - u_char *cis = (void *) CFG_PCMCIA_MEM_ADDR; - u_char *ide = (void *) (CFG_ATA_BASE_ADDR + CFG_ATA_REG_OFFSET); - - pci_read_config_dword (dev, 0x00, tmp + 0); - pci_read_config_dword (dev, 0x80, tmp + 1); - - printf ("PCI CONF: %08X ... %08X\n", - tmp[0], tmp[1]); - printf ("PCI MEM: ... %08X ... %08X\n", - mem[0x8 / 4], mem[0x800 / 4]); - printf ("CIS: ...%c%c%c%c%c%c%c%c...\n", - cis[0x38], cis[0x3a], cis[0x3c], cis[0x3e], - cis[0x40], cis[0x42], cis[0x44], cis[0x48]); - printf ("CIS CONF: %02X %02X %02X ...\n", - cis[0x200], cis[0x202], cis[0x204]); - printf ("IDE: %02X %02X %02X %02X %02X %02X %02X %02X\n", - ide[0], ide[1], ide[2], ide[3], - ide[4], ide[5], ide[6], ide[7]); -} -#endif /* DEBUG */ - -#endif /* CONFIG_I82365 */ |