1 files changed, 192 insertions, 234 deletions

diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c
index 8e53f02cc311..918ccf818757 100644
--- a/drivers/scsi/arm/acornscsi.c
+++ b/drivers/scsi/arm/acornscsi.c
@@ -123,12 +123,6 @@
 #define DBG(cmd,xxx...) xxx
 #endif
 
-#ifndef STRINGIFY
-#define STRINGIFY(x) #x
-#endif
-#define STRx(x) STRINGIFY(x)
-#define NO_WRITE_STR STRx(NO_WRITE)
-
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
@@ -141,9 +135,10 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/bitops.h>
+#include <linux/stringify.h>
+#include <linux/io.h>
 
 #include <asm/system.h>
-#include <asm/io.h>
 #include <asm/ecard.h>
 
 #include "../scsi.h"
@@ -203,44 +198,46 @@ static void acornscsi_abortcmd(AS_Host *host, unsigned char tag);
  * Miscellaneous
  */
 
-static inline void
-sbic_arm_write(unsigned int io_port, int reg, int value)
+/* Offsets from MEMC base */
+#define SBIC_REGIDX     0x2000
+#define SBIC_REGVAL     0x2004
+#define DMAC_OFFSET     0x3000
+
+/* Offsets from FAST IOC base */
+#define INT_REG         0x2000
+#define PAGE_REG        0x3000
+
+static inline void sbic_arm_write(AS_Host *host, unsigned int reg, unsigned int value)
 {
-    __raw_writeb(reg, io_port);
-    __raw_writeb(value, io_port + 4);
+    writeb(reg, host->base + SBIC_REGIDX);
+    writeb(value, host->base + SBIC_REGVAL);
 }
 
-#define sbic_arm_writenext(io,val) \
-        __raw_writeb((val), (io) + 4)
-
-static inline
-int sbic_arm_read(unsigned int io_port, int reg)
+static inline int sbic_arm_read(AS_Host *host, unsigned int reg)
 {
     if(reg == SBIC_ASR)
-           return __raw_readl(io_port) & 255;
-    __raw_writeb(reg, io_port);
-    return __raw_readl(io_port + 4) & 255;
+           return readl(host->base + SBIC_REGIDX) & 255;
+    writeb(reg, host->base + SBIC_REGIDX);
+    return readl(host->base + SBIC_REGVAL) & 255;
 }
 
-#define sbic_arm_readnext(io) \
-        __raw_readb((io) + 4)
+#define sbic_arm_writenext(host, val)   writeb((val), (host)->base + SBIC_REGVAL)
+#define sbic_arm_readnext(host)         readb((host)->base + SBIC_REGVAL)
 
 #ifdef USE_DMAC
-#define dmac_read(io_port,reg) \
-        inb((io_port) + (reg))
+#define dmac_read(host,reg) \
+        readb((host)->base + DMAC_OFFSET + ((reg) << 2))
 
-#define dmac_write(io_port,reg,value) \
-        ({ outb((value), (io_port) + (reg)); })
+#define dmac_write(host,reg,value) \
+        ({ writeb((value), (host)->base + DMAC_OFFSET + ((reg) << 2)); })
 
-#define dmac_clearintr(io_port) \
-        ({ outb(0, (io_port)); })
+#define dmac_clearintr(host)    writeb(0, (host)->fast + INT_REG)
 
-static inline
-unsigned int dmac_address(unsigned int io_port)
+static inline unsigned int dmac_address(AS_Host *host)
 {
-    return dmac_read(io_port, DMAC_TXADRHI) << 16 |
-           dmac_read(io_port, DMAC_TXADRMD) << 8 |
-           dmac_read(io_port, DMAC_TXADRLO);
+    return dmac_read(host, DMAC_TXADRHI) << 16 |
+           dmac_read(host, DMAC_TXADRMD) << 8 |
+           dmac_read(host, DMAC_TXADRLO);
 }
 
 static
@@ -248,15 +245,15 @@ void acornscsi_dumpdma(AS_Host *host, char *where)
 {
         unsigned int mode, addr, len;
 
-        mode = dmac_read(host->dma.io_port, DMAC_MODECON);
-        addr = dmac_address(host->dma.io_port);
-        len  = dmac_read(host->dma.io_port, DMAC_TXCNTHI) << 8 |
-               dmac_read(host->dma.io_port, DMAC_TXCNTLO);
+        mode = dmac_read(host, DMAC_MODECON);
+        addr = dmac_address(host);
+        len  = dmac_read(host, DMAC_TXCNTHI) << 8 |
+               dmac_read(host, DMAC_TXCNTLO);
 
         printk("scsi%d: %s: DMAC %02x @%06x+%04x msk %02x, ",
                 host->host->host_no, where,
                 mode, addr, (len + 1) & 0xffff,
-                dmac_read(host->dma.io_port, DMAC_MASKREG));
+                dmac_read(host, DMAC_MASKREG));
 
         printk("DMA @%06x, ", host->dma.start_addr);
         printk("BH @%p +%04x, ", host->scsi.SCp.ptr,
@@ -272,9 +269,9 @@ unsigned long acornscsi_sbic_xfcount(AS_Host *host)
 {
     unsigned long length;
 
-    length = sbic_arm_read(host->scsi.io_port, SBIC_TRANSCNTH) << 16;
-    length |= sbic_arm_readnext(host->scsi.io_port) << 8;
-    length |= sbic_arm_readnext(host->scsi.io_port);
+    length = sbic_arm_read(host, SBIC_TRANSCNTH) << 16;
+    length |= sbic_arm_readnext(host) << 8;
+    length |= sbic_arm_readnext(host);
 
     return length;
 }
@@ -285,7 +282,7 @@ acornscsi_sbic_wait(AS_Host *host, int stat_mask, int stat, int timeout, char *m
         int asr;
 
         do {
-                asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
+                asr = sbic_arm_read(host, SBIC_ASR);
 
                 if ((asr & stat_mask) == stat)
                         return 0;
@@ -304,7 +301,7 @@ int acornscsi_sbic_issuecmd(AS_Host *host, int command)
     if (acornscsi_sbic_wait(host, ASR_CIP, 0, 1000, "issuing command"))
         return -1;
 
-    sbic_arm_write(host->scsi.io_port, SBIC_CMND, command);
+    sbic_arm_write(host, SBIC_CMND, command);
 
     return 0;
 }
@@ -331,20 +328,20 @@ void acornscsi_resetcard(AS_Host *host)
 
     /* assert reset line */
     host->card.page_reg = 0x80;
-    outb(host->card.page_reg, host->card.io_page);
+    writeb(host->card.page_reg, host->fast + PAGE_REG);
 
     /* wait 3 cs.  SCSI standard says 25ms. */
     acornscsi_csdelay(3);
 
     host->card.page_reg = 0;
-    outb(host->card.page_reg, host->card.io_page);
+    writeb(host->card.page_reg, host->fast + PAGE_REG);
 
     /*
      * Should get a reset from the card
      */
     timeout = 1000;
     do {
-        if (inb(host->card.io_intr) & 8)
+        if (readb(host->fast + INT_REG) & 8)
             break;
         udelay(1);
     } while (--timeout);
@@ -353,19 +350,19 @@ void acornscsi_resetcard(AS_Host *host)
         printk("scsi%d: timeout while resetting card\n",
                 host->host->host_no);
 
-    sbic_arm_read(host->scsi.io_port, SBIC_ASR);
-    sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+    sbic_arm_read(host, SBIC_ASR);
+    sbic_arm_read(host, SBIC_SSR);
 
     /* setup sbic - WD33C93A */
-    sbic_arm_write(host->scsi.io_port, SBIC_OWNID, OWNID_EAF | host->host->this_id);
-    sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_RESET);
+    sbic_arm_write(host, SBIC_OWNID, OWNID_EAF | host->host->this_id);
+    sbic_arm_write(host, SBIC_CMND, CMND_RESET);
 
     /*
      * Command should cause a reset interrupt
      */
     timeout = 1000;
     do {
-        if (inb(host->card.io_intr) & 8)
+        if (readb(host->fast + INT_REG) & 8)
             break;
         udelay(1);
     } while (--timeout);
@@ -374,26 +371,26 @@ void acornscsi_resetcard(AS_Host *host)
         printk("scsi%d: timeout while resetting card\n",
                 host->host->host_no);
 
-    sbic_arm_read(host->scsi.io_port, SBIC_ASR);
-    if (sbic_arm_read(host->scsi.io_port, SBIC_SSR) != 0x01)
+    sbic_arm_read(host, SBIC_ASR);
+    if (sbic_arm_read(host, SBIC_SSR) != 0x01)
         printk(KERN_CRIT "scsi%d: WD33C93A didn't give enhanced reset interrupt\n",
                 host->host->host_no);
 
-    sbic_arm_write(host->scsi.io_port, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI);
-    sbic_arm_write(host->scsi.io_port, SBIC_TIMEOUT, TIMEOUT_TIME);
-    sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA);
-    sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
+    sbic_arm_write(host, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI);
+    sbic_arm_write(host, SBIC_TIMEOUT, TIMEOUT_TIME);
+    sbic_arm_write(host, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA);
+    sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
 
     host->card.page_reg = 0x40;
-    outb(host->card.page_reg, host->card.io_page);
+    writeb(host->card.page_reg, host->fast + PAGE_REG);
 
     /* setup dmac - uPC71071 */
-    dmac_write(host->dma.io_port, DMAC_INIT, 0);
+    dmac_write(host, DMAC_INIT, 0);
 #ifdef USE_DMAC
-    dmac_write(host->dma.io_port, DMAC_INIT, INIT_8BIT);
-    dmac_write(host->dma.io_port, DMAC_CHANNEL, CHANNEL_0);
-    dmac_write(host->dma.io_port, DMAC_DEVCON0, INIT_DEVCON0);
-    dmac_write(host->dma.io_port, DMAC_DEVCON1, INIT_DEVCON1);
+    dmac_write(host, DMAC_INIT, INIT_8BIT);
+    dmac_write(host, DMAC_CHANNEL, CHANNEL_0);
+    dmac_write(host, DMAC_DEVCON0, INIT_DEVCON0);
+    dmac_write(host, DMAC_DEVCON1, INIT_DEVCON1);
 #endif
 
     host->SCpnt = NULL;
@@ -741,9 +738,9 @@ intr_ret_t acornscsi_kick(AS_Host *host)
      * If we have an interrupt pending, then we may have been reselected.
      * In this case, we don't want to write to the registers
      */
-    if (!(sbic_arm_read(host->scsi.io_port, SBIC_ASR) & (ASR_INT|ASR_BSY|ASR_CIP))) {
-        sbic_arm_write(host->scsi.io_port, SBIC_DESTID, SCpnt->device->id);
-        sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_SELWITHATN);
+    if (!(sbic_arm_read(host, SBIC_ASR) & (ASR_INT|ASR_BSY|ASR_CIP))) {
+        sbic_arm_write(host, SBIC_DESTID, SCpnt->device->id);
+        sbic_arm_write(host, SBIC_CMND, CMND_SELWITHATN);
     }
 
     /*
@@ -807,7 +804,7 @@ static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp,
         struct scsi_cmnd *SCpnt = *SCpntp;
 
     /* clean up */
-    sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
+    sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
 
     host->stats.fins += 1;
 
@@ -918,13 +915,13 @@ static
 void acornscsi_data_read(AS_Host *host, char *ptr,
                                  unsigned int start_addr, unsigned int length)
 {
-    extern void __acornscsi_in(int port, char *buf, int len);
+    extern void __acornscsi_in(void __iomem *, char *buf, int len);
     unsigned int page, offset, len = length;
 
     page = (start_addr >> 12);
     offset = start_addr & ((1 << 12) - 1);
 
-    outb((page & 0x3f) | host->card.page_reg, host->card.io_page);
+    writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG);
 
     while (len > 0) {
         unsigned int this_len;
@@ -934,7 +931,7 @@ void acornscsi_data_read(AS_Host *host, char *ptr,
         else
             this_len = len;
 
-        __acornscsi_in(host->card.io_ram + (offset << 1), ptr, this_len);
+        __acornscsi_in(host->base + (offset << 1), ptr, this_len);
 
         offset += this_len;
         ptr += this_len;
@@ -943,10 +940,10 @@ void acornscsi_data_read(AS_Host *host, char *ptr,
         if (offset == (1 << 12)) {
             offset = 0;
             page ++;
-            outb((page & 0x3f) | host->card.page_reg, host->card.io_page);
+            writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG);
         }
     }
-    outb(host->card.page_reg, host->card.io_page);
+    writeb(host->card.page_reg, host->fast + PAGE_REG);
 }
 
 /*
@@ -963,13 +960,13 @@ static
 void acornscsi_data_write(AS_Host *host, char *ptr,
                                  unsigned int start_addr, unsigned int length)
 {
-    extern void __acornscsi_out(int port, char *buf, int len);
+    extern void __acornscsi_out(void __iomem *, char *buf, int len);
     unsigned int page, offset, len = length;
 
     page = (start_addr >> 12);
     offset = start_addr & ((1 << 12) - 1);
 
-    outb((page & 0x3f) | host->card.page_reg, host->card.io_page);
+    writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG);
 
     while (len > 0) {
         unsigned int this_len;
@@ -979,7 +976,7 @@ void acornscsi_data_write(AS_Host *host, char *ptr,
         else
             this_len = len;
 
-        __acornscsi_out(host->card.io_ram + (offset << 1), ptr, this_len);
+        __acornscsi_out(host->base + (offset << 1), ptr, this_len);
 
         offset += this_len;
         ptr += this_len;
@@ -988,10 +985,10 @@ void acornscsi_data_write(AS_Host *host, char *ptr,
         if (offset == (1 << 12)) {
             offset = 0;
             page ++;
-            outb((page & 0x3f) | host->card.page_reg, host->card.io_page);
+            writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG);
         }
     }
-    outb(host->card.page_reg, host->card.io_page);
+    writeb(host->card.page_reg, host->fast + PAGE_REG);
 }
 
 /* =========================================================================================
@@ -1008,8 +1005,8 @@ void acornscsi_data_write(AS_Host *host, char *ptr,
 static inline
 void acornscsi_dma_stop(AS_Host *host)
 {
-    dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON);
-    dmac_clearintr(host->dma.io_intr_clear);
+    dmac_write(host, DMAC_MASKREG, MASK_ON);
+    dmac_clearintr(host);
 
 #if (DEBUG & DEBUG_DMA)
     DBG(host->SCpnt, acornscsi_dumpdma(host, "stop"));
@@ -1031,7 +1028,7 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction)
 
     host->dma.direction = direction;
 
-    dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON);
+    dmac_write(host, DMAC_MASKREG, MASK_ON);
 
     if (direction == DMA_OUT) {
 #if (DEBUG & DEBUG_NO_WRITE)
@@ -1062,13 +1059,13 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction)
                                 length);
 
         length -= 1;
-        dmac_write(host->dma.io_port, DMAC_TXCNTLO, length);
-        dmac_write(host->dma.io_port, DMAC_TXCNTHI, length >> 8);
-        dmac_write(host->dma.io_port, DMAC_TXADRLO, address);
-        dmac_write(host->dma.io_port, DMAC_TXADRMD, address >> 8);
-        dmac_write(host->dma.io_port, DMAC_TXADRHI, 0);
-        dmac_write(host->dma.io_port, DMAC_MODECON, mode);
-        dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF);
+        dmac_write(host, DMAC_TXCNTLO, length);
+        dmac_write(host, DMAC_TXCNTHI, length >> 8);
+        dmac_write(host, DMAC_TXADRLO, address);
+        dmac_write(host, DMAC_TXADRMD, address >> 8);
+        dmac_write(host, DMAC_TXADRHI, 0);
+        dmac_write(host, DMAC_MODECON, mode);
+        dmac_write(host, DMAC_MASKREG, MASK_OFF);
 
 #if (DEBUG & DEBUG_DMA)
         DBG(host->SCpnt, acornscsi_dumpdma(host, "strt"));
@@ -1088,8 +1085,8 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction)
 static
 void acornscsi_dma_cleanup(AS_Host *host)
 {
-    dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON);
-    dmac_clearintr(host->dma.io_intr_clear);
+    dmac_write(host, DMAC_MASKREG, MASK_ON);
+    dmac_clearintr(host);
 
     /*
      * Check for a pending transfer
@@ -1116,7 +1113,7 @@ void acornscsi_dma_cleanup(AS_Host *host)
         /*
          * Calculate number of bytes transferred from DMA.
          */
-        transferred = dmac_address(host->dma.io_port) - host->dma.start_addr;
+        transferred = dmac_address(host) - host->dma.start_addr;
         host->dma.transferred += transferred;
 
         if (host->dma.direction == DMA_IN)
@@ -1152,13 +1149,13 @@ void acornscsi_dma_intr(AS_Host *host)
     DBG(host->SCpnt, acornscsi_dumpdma(host, "inti"));
 #endif
 
-    dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON);
-    dmac_clearintr(host->dma.io_intr_clear);
+    dmac_write(host, DMAC_MASKREG, MASK_ON);
+    dmac_clearintr(host);
 
     /*
      * Calculate amount transferred via DMA
      */
-    transferred = dmac_address(host->dma.io_port) - host->dma.start_addr;
+    transferred = dmac_address(host) - host->dma.start_addr;
     host->dma.transferred += transferred;
 
     /*
@@ -1190,12 +1187,12 @@ void acornscsi_dma_intr(AS_Host *host)
                                 length);
 
         length -= 1;
-        dmac_write(host->dma.io_port, DMAC_TXCNTLO, length);
-        dmac_write(host->dma.io_port, DMAC_TXCNTHI, length >> 8);
-        dmac_write(host->dma.io_port, DMAC_TXADRLO, address);
-        dmac_write(host->dma.io_port, DMAC_TXADRMD, address >> 8);
-        dmac_write(host->dma.io_port, DMAC_TXADRHI, 0);
-        dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF);
+        dmac_write(host, DMAC_TXCNTLO, length);
+        dmac_write(host, DMAC_TXCNTHI, length >> 8);
+        dmac_write(host, DMAC_TXADRLO, address);
+        dmac_write(host, DMAC_TXADRMD, address >> 8);
+        dmac_write(host, DMAC_TXADRHI, 0);
+        dmac_write(host, DMAC_MASKREG, MASK_OFF);
 
 #if (DEBUG & DEBUG_DMA)
         DBG(host->SCpnt, acornscsi_dumpdma(host, "into"));
@@ -1209,15 +1206,15 @@ void acornscsi_dma_intr(AS_Host *host)
          * attention condition.  We continue giving one byte until
          * the device recognises the attention.
          */
-        if (dmac_read(host->dma.io_port, DMAC_STATUS) & STATUS_RQ0) {
+        if (dmac_read(host, DMAC_STATUS) & STATUS_RQ0) {
             acornscsi_abortcmd(host, host->SCpnt->tag);
 
-            dmac_write(host->dma.io_port, DMAC_TXCNTLO, 0);
-            dmac_write(host->dma.io_port, DMAC_TXCNTHI, 0);
-            dmac_write(host->dma.io_port, DMAC_TXADRLO, 0);
-            dmac_write(host->dma.io_port, DMAC_TXADRMD, 0);
-            dmac_write(host->dma.io_port, DMAC_TXADRHI, 0);
-            dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF);
+            dmac_write(host, DMAC_TXCNTLO, 0);
+            dmac_write(host, DMAC_TXCNTHI, 0);
+            dmac_write(host, DMAC_TXADRLO, 0);
+            dmac_write(host, DMAC_TXADRMD, 0);
+            dmac_write(host, DMAC_TXADRHI, 0);
+            dmac_write(host, DMAC_MASKREG, MASK_OFF);
         }
 #endif
     }
@@ -1271,9 +1268,9 @@ void acornscsi_dma_adjust(AS_Host *host)
             host->dma.xfer_setup = 0;
         else {
             transferred += host->dma.start_addr;
-            dmac_write(host->dma.io_port, DMAC_TXADRLO, transferred);
-            dmac_write(host->dma.io_port, DMAC_TXADRMD, transferred >> 8);
-            dmac_write(host->dma.io_port, DMAC_TXADRHI, transferred >> 16);
+            dmac_write(host, DMAC_TXADRLO, transferred);
+            dmac_write(host, DMAC_TXADRMD, transferred >> 8);
+            dmac_write(host, DMAC_TXADRHI, transferred >> 16);
 #if (DEBUG & (DEBUG_DMA|DEBUG_WRITE))
             DBG(host->SCpnt, acornscsi_dumpdma(host, "adjo"));
 #endif
@@ -1292,12 +1289,12 @@ acornscsi_write_pio(AS_Host *host, char *bytes, int *ptr, int len, unsigned int
         int my_ptr = *ptr;
 
         while (my_ptr < len) {
-                asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
+                asr = sbic_arm_read(host, SBIC_ASR);
 
                 if (asr & ASR_DBR) {
                         timeout = max_timeout;
 
-                        sbic_arm_write(host->scsi.io_port, SBIC_DATA, bytes[my_ptr++]);
+                        sbic_arm_write(host, SBIC_DATA, bytes[my_ptr++]);
                 } else if (asr & ASR_INT)
                         break;
                 else if (--timeout == 0)
@@ -1320,9 +1317,9 @@ acornscsi_sendcommand(AS_Host *host)
 {
         struct scsi_cmnd *SCpnt = host->SCpnt;
 
-    sbic_arm_write(host->scsi.io_port, SBIC_TRANSCNTH, 0);
-    sbic_arm_writenext(host->scsi.io_port, 0);
-    sbic_arm_writenext(host->scsi.io_port, SCpnt->cmd_len - host->scsi.SCp.sent_command);
+    sbic_arm_write(host, SBIC_TRANSCNTH, 0);
+    sbic_arm_writenext(host, 0);
+    sbic_arm_writenext(host, SCpnt->cmd_len - host->scsi.SCp.sent_command);
 
     acornscsi_sbic_issuecmd(host, CMND_XFERINFO);
 
@@ -1351,7 +1348,7 @@ void acornscsi_sendmessage(AS_Host *host)
 
         acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "sending message 1");
 
-        sbic_arm_write(host->scsi.io_port, SBIC_DATA, NOP);
+        sbic_arm_write(host, SBIC_DATA, NOP);
 
         host->scsi.last_message = NOP;
 #if (DEBUG & DEBUG_MESSAGES)
@@ -1365,7 +1362,7 @@ void acornscsi_sendmessage(AS_Host *host)
 
         acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "sending message 2");
 
-        sbic_arm_write(host->scsi.io_port, SBIC_DATA, msg->msg[0]);
+        sbic_arm_write(host, SBIC_DATA, msg->msg[0]);
 
         host->scsi.last_message = msg->msg[0];
 #if (DEBUG & DEBUG_MESSAGES)
@@ -1382,9 +1379,9 @@ void acornscsi_sendmessage(AS_Host *host)
          *  initiator.  This provides an interlock so that the
          *  initiator can determine which message byte is rejected.
          */
-        sbic_arm_write(host->scsi.io_port, SBIC_TRANSCNTH, 0);
-        sbic_arm_writenext(host->scsi.io_port, 0);
-        sbic_arm_writenext(host->scsi.io_port, message_length);
+        sbic_arm_write(host, SBIC_TRANSCNTH, 0);
+        sbic_arm_writenext(host, 0);
+        sbic_arm_writenext(host, message_length);
         acornscsi_sbic_issuecmd(host, CMND_XFERINFO);
 
         msgnr = 0;
@@ -1421,7 +1418,7 @@ void acornscsi_readstatusbyte(AS_Host *host)
 {
     acornscsi_sbic_issuecmd(host, CMND_XFERINFO|CMND_SBT);
     acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "reading status byte");
-    host->scsi.SCp.Status = sbic_arm_read(host->scsi.io_port, SBIC_DATA);
+    host->scsi.SCp.Status = sbic_arm_read(host, SBIC_DATA);
 }
 
 /*
@@ -1438,12 +1435,12 @@ unsigned char acornscsi_readmessagebyte(AS_Host *host)
 
     acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "for message byte");
 
-    message = sbic_arm_read(host->scsi.io_port, SBIC_DATA);
+    message = sbic_arm_read(host, SBIC_DATA);
 
     /* wait for MSGIN-XFER-PAUSED */
     acornscsi_sbic_wait(host, ASR_INT, ASR_INT, 1000, "for interrupt after message byte");
 
-    sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+    sbic_arm_read(host, SBIC_SSR);
 
     return message;
 }
@@ -1480,7 +1477,7 @@ void acornscsi_message(AS_Host *host)
 
             /* wait for next msg-in */
             acornscsi_sbic_wait(host, ASR_INT, ASR_INT, 1000, "for interrupt after negate ack");
-            sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+            sbic_arm_read(host, SBIC_SSR);
         }
     } while (msgidx < msglen);
 
@@ -1602,7 +1599,7 @@ void acornscsi_message(AS_Host *host)
                     host->host->host_no, acornscsi_target(host));
             host->device[host->SCpnt->device->id].sync_xfer = SYNCHTRANSFER_2DBA;
             host->device[host->SCpnt->device->id].sync_state = SYNC_ASYNCHRONOUS;
-            sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
+            sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
             break;
 
         default:
@@ -1652,7 +1649,7 @@ void acornscsi_message(AS_Host *host)
                 host->device[host->SCpnt->device->id].sync_xfer =
                         calc_sync_xfer(period * 4, length);
             }
-            sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
+            sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
             break;
 #else
             /* We do not accept synchronous transfers.  Respond with a
@@ -1792,10 +1789,10 @@ int acornscsi_starttransfer(AS_Host *host)
 
     residual = scsi_bufflen(host->SCpnt) - host->scsi.SCp.scsi_xferred;
 
-    sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
-    sbic_arm_writenext(host->scsi.io_port, residual >> 16);
-    sbic_arm_writenext(host->scsi.io_port, residual >> 8);
-    sbic_arm_writenext(host->scsi.io_port, residual);
+    sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer);
+    sbic_arm_writenext(host, residual >> 16);
+    sbic_arm_writenext(host, residual >> 8);
+    sbic_arm_writenext(host, residual);
     acornscsi_sbic_issuecmd(host, CMND_XFERINFO);
     return 1;
 }
@@ -1816,7 +1813,7 @@ int acornscsi_reconnect(AS_Host *host)
 {
     unsigned int target, lun, ok = 0;
 
-    target = sbic_arm_read(host->scsi.io_port, SBIC_SOURCEID);
+    target = sbic_arm_read(host, SBIC_SOURCEID);
 
     if (!(target & 8))
         printk(KERN_ERR "scsi%d: invalid source id after reselection "
@@ -1832,7 +1829,7 @@ int acornscsi_reconnect(AS_Host *host)
         host->SCpnt = NULL;
     }
 
-    lun = sbic_arm_read(host->scsi.io_port, SBIC_DATA) & 7;
+    lun = sbic_arm_read(host, SBIC_DATA) & 7;
 
     host->scsi.reconnected.target = target;
     host->scsi.reconnected.lun = lun;
@@ -1952,7 +1949,7 @@ static
 void acornscsi_abortcmd(AS_Host *host, unsigned char tag)
 {
     host->scsi.phase = PHASE_ABORTED;
-    sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_ASSERTATN);
+    sbic_arm_write(host, SBIC_CMND, CMND_ASSERTATN);
 
     msgqueue_flush(&host->scsi.msgs);
 #ifdef CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE
@@ -1979,11 +1976,11 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq)
 {
     unsigned int asr, ssr;
 
-    asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
+    asr = sbic_arm_read(host, SBIC_ASR);
     if (!(asr & ASR_INT))
         return INTR_IDLE;
 
-    ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+    ssr = sbic_arm_read(host, SBIC_SSR);
 
 #if (DEBUG & DEBUG_PHASES)
     print_sbic_status(asr, ssr, host->scsi.phase);
@@ -1999,15 +1996,15 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq)
         printk(KERN_ERR "scsi%d: reset in standard mode but wanted advanced mode.\n",
                 host->host->host_no);
         /* setup sbic - WD33C93A */
-        sbic_arm_write(host->scsi.io_port, SBIC_OWNID, OWNID_EAF | host->host->this_id);
-        sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_RESET);
+        sbic_arm_write(host, SBIC_OWNID, OWNID_EAF | host->host->this_id);
+        sbic_arm_write(host, SBIC_CMND, CMND_RESET);
         return INTR_IDLE;
 
     case 0x01:                          /* reset state - advanced                       */
-        sbic_arm_write(host->scsi.io_port, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI);
-        sbic_arm_write(host->scsi.io_port, SBIC_TIMEOUT, TIMEOUT_TIME);
-        sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA);
-        sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
+        sbic_arm_write(host, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI);
+        sbic_arm_write(host, SBIC_TIMEOUT, TIMEOUT_TIME);
+        sbic_arm_write(host, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA);
+        sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP);
         msgqueue_flush(&host->scsi.msgs);
         return INTR_IDLE;
 
@@ -2025,10 +2022,10 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq)
             msgqueue_flush(&host->scsi.msgs);
             host->dma.transferred = host->scsi.SCp.scsi_xferred;
             /* 33C93 gives next interrupt indicating bus phase */
-            asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
+            asr = sbic_arm_read(host, SBIC_ASR);
             if (!(asr & ASR_INT))
                 break;
-            ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+            ssr = sbic_arm_read(host, SBIC_SSR);
             ADD_STATUS(8, ssr, host->scsi.phase, 1);
             ADD_STATUS(host->SCpnt->device->id, ssr, host->scsi.phase, 1);
             goto connected;
@@ -2476,11 +2473,11 @@ acornscsi_intr(int irq, void *dev_id)
     do {
         ret = INTR_IDLE;
 
-        iostatus = inb(host->card.io_intr);
+        iostatus = readb(host->fast + INT_REG);
 
         if (iostatus & 2) {
             acornscsi_dma_intr(host);
-            iostatus = inb(host->card.io_intr);
+            iostatus = readb(host->fast + INT_REG);
         }
 
         if (iostatus & 8)
@@ -2655,7 +2652,7 @@ static enum res_abort acornscsi_do_abort(AS_Host *host, struct scsi_cmnd *SCpnt)
                  * busylun bit.
                  */
                 case PHASE_CONNECTED:
-                        sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_DISCONNECT);
+                        sbic_arm_write(host, SBIC_CMND, CMND_DISCONNECT);
                         host->SCpnt = NULL;
                         res = res_success_clear;
                         break;
@@ -2699,8 +2696,8 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
 #if (DEBUG & DEBUG_ABORT)
         {
                 int asr, ssr;
-                asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
-                ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+                asr = sbic_arm_read(host, SBIC_ASR);
+                ssr = sbic_arm_read(host, SBIC_SSR);
 
                 printk(KERN_WARNING "acornscsi_abort: ");
                 print_sbic_status(asr, ssr, host->scsi.phase);
@@ -2731,9 +2728,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
 //#if (DEBUG & DEBUG_ABORT)
                 printk("success\n");
 //#endif
-                SCpnt->result = DID_ABORT << 16;
-                SCpnt->scsi_done(SCpnt);
-                result = SCSI_ABORT_SUCCESS;
+                result = SUCCESS;
                 break;
 
         /*
@@ -2745,7 +2740,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
 //#if (DEBUG & DEBUG_ABORT)
                 printk("snooze\n");
 //#endif
-                result = SCSI_ABORT_SNOOZE;
+                result = FAILED;
                 break;
 
         /*
@@ -2755,11 +2750,7 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
         default:
         case res_not_running:
                 acornscsi_dumplog(host, SCpnt->device->id);
-#if (DEBUG & DEBUG_ABORT)
-                result = SCSI_ABORT_SNOOZE;
-#else
-                result = SCSI_ABORT_NOT_RUNNING;
-#endif
+                result = FAILED;
 //#if (DEBUG & DEBUG_ABORT)
                 printk("not running\n");
 //#endif
@@ -2770,13 +2761,12 @@ int acornscsi_abort(struct scsi_cmnd *SCpnt)
 }
 
 /*
- * Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
+ * Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt)
  * Purpose  : reset a command on this host/reset this host
  * Params   : SCpnt  - command causing reset
- *            result - what type of reset to perform
  * Returns  : one of SCSI_RESET_ macros
  */
-int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
+int acornscsi_bus_reset(struct scsi_cmnd *SCpnt)
 {
         AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata;
         struct scsi_cmnd *SCptr;
@@ -2787,8 +2777,8 @@ int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
     {
         int asr, ssr;
 
-        asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR);
-        ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR);
+        asr = sbic_arm_read(host, SBIC_ASR);
+        ssr = sbic_arm_read(host, SBIC_SSR);
 
         printk(KERN_WARNING "acornscsi_reset: ");
         print_sbic_status(asr, ssr, host->scsi.phase);
@@ -2798,28 +2788,16 @@ int acornscsi_reset(struct scsi_cmnd *SCpnt, unsigned int reset_flags)
 
     acornscsi_dma_stop(host);
 
-    SCptr = host->SCpnt;
-
     /*
      * do hard reset.  This resets all devices on this host, and so we
      * must set the reset status on all commands.
      */
     acornscsi_resetcard(host);
 
-    /*
-     * report reset on commands current connected/disconnected
-     */
-    acornscsi_reportstatus(&host->SCpnt, &SCptr, DID_RESET);
-
     while ((SCptr = queue_remove(&host->queues.disconnected)) != NULL)
-        acornscsi_reportstatus(&SCptr, &SCpnt, DID_RESET);
-
-    if (SCpnt) {
-        SCpnt->result = DID_RESET << 16;
-        SCpnt->scsi_done(SCpnt);
-    }
+        ;
 
-    return SCSI_RESET_BUS_RESET | SCSI_RESET_HOST_RESET | SCSI_RESET_SUCCESS;
+    return SUCCESS;
 }
 
 /*==============================================================================================
@@ -2850,7 +2828,7 @@ char *acornscsi_info(struct Scsi_Host *host)
     " LINK"
 #endif
 #if (DEBUG & DEBUG_NO_WRITE)
-    " NOWRITE ("NO_WRITE_STR")"
+    " NOWRITE (" __stringify(NO_WRITE) ")"
 #endif
                 , host->hostt->name, host->io_port, host->irq,
                 VER_MAJOR, VER_MINOR, VER_PATCH);
@@ -2881,15 +2859,15 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start,
     " LINK"
 #endif
 #if (DEBUG & DEBUG_NO_WRITE)
-    " NOWRITE ("NO_WRITE_STR")"
+    " NOWRITE (" __stringify(NO_WRITE) ")"
 #endif
                 "\n\n", VER_MAJOR, VER_MINOR, VER_PATCH);
 
-    p += sprintf(p,     "SBIC: WD33C93A  Address: %08X  IRQ : %d\n",
-                        host->scsi.io_port, host->scsi.irq);
+    p += sprintf(p,     "SBIC: WD33C93A  Address: %p    IRQ : %d\n",
+                        host->base + SBIC_REGIDX, host->scsi.irq);
 #ifdef USE_DMAC
-    p += sprintf(p,     "DMAC: uPC71071  Address: %08X  IRQ : %d\n\n",
-                        host->dma.io_port, host->scsi.irq);
+    p += sprintf(p,     "DMAC: uPC71071  Address: %p  IRQ : %d\n\n",
+                        host->base + DMAC_OFFSET, host->scsi.irq);
 #endif
 
     p += sprintf(p,     "Statistics:\n"
@@ -2976,9 +2954,8 @@ static struct scsi_host_template acornscsi_template = {
         .name                   = "AcornSCSI",
         .info                   = acornscsi_info,
         .queuecommand           = acornscsi_queuecmd,
-#warning fixme
-        .abort                  = acornscsi_abort,
-        .reset                  = acornscsi_reset,
+        .eh_abort_handler       = acornscsi_abort,
+        .eh_bus_reset_handler   = acornscsi_bus_reset,
         .can_queue              = 16,
         .this_id                = 7,
         .sg_tablesize           = SG_ALL,
@@ -2992,48 +2969,37 @@ acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
 {
         struct Scsi_Host *host;
         AS_Host *ashost;
-        int ret = -ENOMEM;
+        int ret;
 
-        host = scsi_host_alloc(&acornscsi_template, sizeof(AS_Host));
-        if (!host)
+        ret = ecard_request_resources(ec);
+        if (ret)
                 goto out;
 
+        host = scsi_host_alloc(&acornscsi_template, sizeof(AS_Host));
+        if (!host) {
+                ret = -ENOMEM;
+                goto out_release;
+        }
+
         ashost = (AS_Host *)host->hostdata;
 
-        host->io_port = ecard_address(ec, ECARD_MEMC, 0);
-        host->irq = ec->irq;
+        ashost->base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0);
+        ashost->fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
+        if (!ashost->base || !ashost->fast)
+                goto out_put;
 
-        ashost->host            = host;
-        ashost->scsi.io_port    = ioaddr(host->io_port + 0x800);
-        ashost->scsi.irq        = host->irq;
-        ashost->card.io_intr    = POD_SPACE(host->io_port) + 0x800;
-        ashost->card.io_page    = POD_SPACE(host->io_port) + 0xc00;
-        ashost->card.io_ram     = ioaddr(host->io_port);
-        ashost->dma.io_port     = host->io_port + 0xc00;
-        ashost->dma.io_intr_clear = POD_SPACE(host->io_port) + 0x800;
+        host->irq = ec->irq;
+        ashost->host = host;
+        ashost->scsi.irq = host->irq;
 
-        ec->irqaddr     = (char *)ioaddr(ashost->card.io_intr);
+        ec->irqaddr     = ashost->fast + INT_REG;
         ec->irqmask     = 0x0a;
 
-        ret = -EBUSY;
-        if (!request_region(host->io_port + 0x800, 2, "acornscsi(sbic)"))
-                goto err_1;
-        if (!request_region(ashost->card.io_intr, 1, "acornscsi(intr)"))
-                goto err_2;
-        if (!request_region(ashost->card.io_page, 1, "acornscsi(page)"))
-                goto err_3;
-#ifdef USE_DMAC
-        if (!request_region(ashost->dma.io_port, 256, "acornscsi(dmac)"))
-                goto err_4;
-#endif
-        if (!request_region(host->io_port, 2048, "acornscsi(ram)"))
-                goto err_5;
-
         ret = request_irq(host->irq, acornscsi_intr, IRQF_DISABLED, "acornscsi", ashost);
         if (ret) {
                 printk(KERN_CRIT "scsi%d: IRQ%d not free: %d\n",
                         host->host_no, ashost->scsi.irq, ret);
-                goto err_6;
+                goto out_put;
         }
 
         memset(&ashost->stats, 0, sizeof (ashost->stats));
@@ -3045,27 +3011,22 @@ acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
 
         ret = scsi_add_host(host, &ec->dev);
         if (ret)
-                goto err_7;
+                goto out_irq;
 
         scsi_scan_host(host);
         goto out;
 
- err_7:
+ out_irq:
         free_irq(host->irq, ashost);
- err_6:
-        release_region(host->io_port, 2048);
- err_5:
-#ifdef USE_DMAC
-        release_region(ashost->dma.io_port, 256);
-#endif
- err_4:
-        release_region(ashost->card.io_page, 1);
- err_3:
-        release_region(ashost->card.io_intr, 1);    
- err_2:
-        release_region(host->io_port + 0x800, 2);
- err_1:
+        msgqueue_free(&ashost->scsi.msgs);
+        queue_free(&ashost->queues.disconnected);
+        queue_free(&ashost->queues.issue);
+ out_put:
+        ecardm_iounmap(ec, ashost->fast);
+        ecardm_iounmap(ec, ashost->base);
         scsi_host_put(host);
+ out_release:
+        ecard_release_resources(ec);
  out:
         return ret;
 }
@@ -3081,20 +3042,17 @@ static void __devexit acornscsi_remove(struct expansion_card *ec)
         /*
          * Put card into RESET state
          */
-        outb(0x80, ashost->card.io_page);
+        writeb(0x80, ashost->fast + PAGE_REG);
 
         free_irq(host->irq, ashost);
 
-        release_region(host->io_port + 0x800, 2);
-        release_region(ashost->card.io_intr, 1);
-        release_region(ashost->card.io_page, 1);
-        release_region(ashost->dma.io_port, 256);
-        release_region(host->io_port, 2048);
-
         msgqueue_free(&ashost->scsi.msgs);
         queue_free(&ashost->queues.disconnected);
         queue_free(&ashost->queues.issue);
+        ecardm_iounmap(ec, ashost->fast);
+        ecardm_iounmap(ec, ashost->base);
         scsi_host_put(host);
+        ecard_release_resources(ec);
 }
 
 static const struct ecard_id acornscsi_cids[] = {