8 files changed, 21 insertions, 96 deletions

diff --git a/drivers/ide/macide.c b/drivers/ide/macide.c
index 43f97cc1d30e..3c60064f1d4f 100644
--- a/drivers/ide/macide.c
+++ b/drivers/ide/macide.c
@@ -18,7 +18,6 @@
 #include <linux/delay.h>
 #include <linux/ide.h>
 
-#include <asm/machw.h>
 #include <asm/macintosh.h>
 #include <asm/macints.h>
 #include <asm/mac_baboon.h>
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 741a93a3eb61..62dd1fdafecf 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -23,7 +23,6 @@
 #else
 #include <asm/macintosh.h>
 #include <asm/macints.h>
-#include <asm/machw.h>
 #include <asm/mac_via.h>
 #endif
 #include <asm/io.h>
diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c
index 6e6dd17ab572..817f37a875c9 100644
--- a/drivers/macintosh/via-macii.c
+++ b/drivers/macintosh/via-macii.c
@@ -33,7 +33,6 @@
 #include <linux/init.h>
 #include <asm/macintosh.h>
 #include <asm/macints.h>
-#include <asm/machw.h>
 #include <asm/mac_via.h>
 #include <asm/system.h>
 
diff --git a/drivers/macintosh/via-maciisi.c b/drivers/macintosh/via-maciisi.c
index 2dc788042707..4d686c0bdea0 100644
--- a/drivers/macintosh/via-maciisi.c
+++ b/drivers/macintosh/via-maciisi.c
@@ -24,7 +24,6 @@
 #include <linux/interrupt.h>
 #include <asm/macintosh.h>
 #include <asm/macints.h>
-#include <asm/machw.h>
 #include <asm/mac_via.h>
 
 static volatile unsigned char *via;
diff --git a/drivers/macintosh/via-pmu68k.c b/drivers/macintosh/via-pmu68k.c
index b64741c95ac4..fb9fa614a0e8 100644
--- a/drivers/macintosh/via-pmu68k.c
+++ b/drivers/macintosh/via-pmu68k.c
@@ -35,7 +35,6 @@
 
 #include <asm/macintosh.h>
 #include <asm/macints.h>
-#include <asm/machw.h>
 #include <asm/mac_via.h>
 
 #include <asm/pgtable.h>
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index 0248919bc2df..bf2a1c516293 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -47,7 +47,6 @@
 
 #include <asm/macintosh.h>
 #include <asm/macints.h>
-#include <asm/machw.h>
 #include <asm/mac_via.h>
 
 #include "scsi.h"
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 0b2adefe9e3d..4bcff81b50e0 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -81,9 +81,6 @@
 #ifdef CONFIG_ATARI
 #include <asm/atariints.h>
 #endif
-#ifdef CONFIG_MAC
-#include <asm/macints.h>
-#endif
 #if defined(__mc68000__)
 #include <asm/machdep.h>
 #include <asm/setup.h>
@@ -160,8 +157,6 @@ static int fbcon_set_origin(struct vc_data *);
 
 /* # VBL ints between cursor state changes */
 #define ATARI_CURSOR_BLINK_RATE         (42)
-#define MAC_CURSOR_BLINK_RATE           (32)
-#define DEFAULT_CURSOR_BLINK_RATE       (20)
 
 static int vbl_cursor_cnt;
 static int fbcon_cursor_noblink;
@@ -210,19 +205,6 @@ static void fbcon_start(void);
 static void fbcon_exit(void);
 static struct device *fbcon_device;
 
-#ifdef CONFIG_MAC
-/*
- * On the Macintoy, there may or may not be a working VBL int. We need to probe
- */
-static int vbl_detected;
-
-static irqreturn_t fb_vbl_detect(int irq, void *dummy)
-{
-        vbl_detected++;
-        return IRQ_HANDLED;
-}
-#endif
-
 #ifdef CONFIG_FRAMEBUFFER_CONSOLE_ROTATION
 static inline void fbcon_set_rotation(struct fb_info *info)
 {
@@ -421,7 +403,7 @@ static void fb_flashcursor(struct work_struct *work)
         release_console_sem();
 }
 
-#if defined(CONFIG_ATARI) || defined(CONFIG_MAC)
+#ifdef CONFIG_ATARI
 static int cursor_blink_rate;
 static irqreturn_t fb_vbl_handler(int irq, void *dev_id)
 {
@@ -949,9 +931,7 @@ static const char *fbcon_startup(void)
         struct fb_info *info = NULL;
         struct fbcon_ops *ops;
         int rows, cols;
-        int irqres;
 
-        irqres = 1;
         /*
          *  If num_registered_fb is zero, this is a call for the dummy part.
          *  The frame buffer devices weren't initialized yet.
@@ -1040,56 +1020,11 @@ static const char *fbcon_startup(void)
 #ifdef CONFIG_ATARI
         if (MACH_IS_ATARI) {
                 cursor_blink_rate = ATARI_CURSOR_BLINK_RATE;
-                irqres =
-                    request_irq(IRQ_AUTO_4, fb_vbl_handler,
+                (void)request_irq(IRQ_AUTO_4, fb_vbl_handler,
                                 IRQ_TYPE_PRIO, "framebuffer vbl",
                                 info);
         }
-#endif                          /* CONFIG_ATARI */
-
-#ifdef CONFIG_MAC
-        /*
-         * On a Macintoy, the VBL interrupt may or may not be active. 
-         * As interrupt based cursor is more reliable and race free, we 
-         * probe for VBL interrupts.
-         */
-        if (MACH_IS_MAC) {
-                int ct = 0;
-                /*
-                 * Probe for VBL: set temp. handler ...
-                 */
-                irqres = request_irq(IRQ_MAC_VBL, fb_vbl_detect, 0,
-                                     "framebuffer vbl", info);
-                vbl_detected = 0;
-
-                /*
-                 * ... and spin for 20 ms ...
-                 */
-                while (!vbl_detected && ++ct < 1000)
-                        udelay(20);
-
-                if (ct == 1000)
-                        printk
-                            ("fbcon_startup: No VBL detected, using timer based cursor.\n");
-
-                free_irq(IRQ_MAC_VBL, fb_vbl_detect);
-
-                if (vbl_detected) {
-                        /*
-                         * interrupt based cursor ok
-                         */
-                        cursor_blink_rate = MAC_CURSOR_BLINK_RATE;
-                        irqres =
-                            request_irq(IRQ_MAC_VBL, fb_vbl_handler, 0,
-                                        "framebuffer vbl", info);
-                } else {
-                        /*
-                         * VBL not detected: fall through, use timer based cursor
-                         */
-                        irqres = 1;
-                }
-        }
-#endif                          /* CONFIG_MAC */
+#endif /* CONFIG_ATARI */
 
         fbcon_add_cursor_timer(info);
         fbcon_has_exited = 0;
@@ -3520,11 +3455,8 @@ static void fbcon_exit(void)
                 return;
 
 #ifdef CONFIG_ATARI
-        free_irq(IRQ_AUTO_4, fb_vbl_handler);
-#endif
-#ifdef CONFIG_MAC
-        if (MACH_IS_MAC && vbl_detected)
-                free_irq(IRQ_MAC_VBL, fb_vbl_handler);
+        if (MACH_IS_ATARI)
+                free_irq(IRQ_AUTO_4, fb_vbl_handler);
 #endif
 
         kfree((void *)softback_buf);
diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c
index ee380d5f3410..d66887e8cbb1 100644
--- a/drivers/video/macfb.c
+++ b/drivers/video/macfb.c
@@ -36,7 +36,6 @@
 #include <asm/irq.h>
 #include <asm/macintosh.h>
 #include <asm/io.h>
-#include <asm/machw.h>
 
 /* Common DAC base address for the LC, RBV, Valkyrie, and IIvx */
 #define DAC_BASE 0x50f24000
@@ -78,34 +77,34 @@ static int csc_setpalette (unsigned int regno, unsigned int red,
                            unsigned int green, unsigned int blue,
                            struct fb_info *fb_info);
 
-static volatile struct {
+static struct {
         unsigned char addr;
         /* Note: word-aligned */
         char pad[3];
         unsigned char lut;
-} *valkyrie_cmap_regs;
+} __iomem *valkyrie_cmap_regs;
 
-static volatile struct {
+static struct {
         unsigned char addr;
         unsigned char lut;
-} *v8_brazil_cmap_regs;
+} __iomem *v8_brazil_cmap_regs;
 
-static volatile struct {
+static struct {
         unsigned char addr;
         char pad1[3]; /* word aligned */
         unsigned char lut;
         char pad2[3]; /* word aligned */
         unsigned char cntl; /* a guess as to purpose */
-} *rbv_cmap_regs;
+} __iomem *rbv_cmap_regs;
 
-static volatile struct {
+static struct {
         unsigned long reset;
         unsigned long pad1[3];
         unsigned char pad2[3];
         unsigned char lut;
-} *dafb_cmap_regs;
+} __iomem *dafb_cmap_regs;
 
-static volatile struct {
+static struct {
         unsigned char addr;     /* OFFSET: 0x00 */
         unsigned char pad1[15];
         unsigned char lut;      /* OFFSET: 0x10 */
@@ -114,16 +113,16 @@ static volatile struct {
         unsigned char pad3[7];
         unsigned long vbl_addr; /* OFFSET: 0x28 */
         unsigned int  status2;  /* OFFSET: 0x2C */
-} *civic_cmap_regs;
+} __iomem *civic_cmap_regs;
 
-static volatile struct {
+static struct {
         char    pad1[0x40];
         unsigned char   clut_waddr;     /* 0x40 */
         char    pad2;
         unsigned char   clut_data;      /* 0x42 */
         char    pad3[0x3];
         unsigned char   clut_raddr;     /* 0x46 */
-} *csc_cmap_regs;
+} __iomem *csc_cmap_regs;
 
 /* We will leave these the way they are for the time being */
 struct mdc_cmap_regs {
@@ -507,10 +506,10 @@ static int csc_setpalette (unsigned int regno, unsigned int red,
                            struct fb_info *info)
 {
         mdelay(1);
-        csc_cmap_regs->clut_waddr = regno;
-        csc_cmap_regs->clut_data = red;
-        csc_cmap_regs->clut_data = green;
-        csc_cmap_regs->clut_data = blue;
+        nubus_writeb(regno, &csc_cmap_regs->clut_waddr);
+        nubus_writeb(red,   &csc_cmap_regs->clut_data);
+        nubus_writeb(green, &csc_cmap_regs->clut_data);
+        nubus_writeb(blue,  &csc_cmap_regs->clut_data);
         return 0;
 }