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Diffstat (limited to 'arch/alpha/kernel/core_marvel.c')
-rw-r--r--arch/alpha/kernel/core_marvel.c43
1 files changed, 17 insertions, 26 deletions
diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c
index 7f6a98455e7..f10d2eddd2c 100644
--- a/arch/alpha/kernel/core_marvel.c
+++ b/arch/alpha/kernel/core_marvel.c
@@ -25,6 +25,7 @@
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
#include <asm/rtc.h>
+#include <asm/vga.h>
#include "proto.h"
#include "pci_impl.h"
@@ -367,9 +368,8 @@ marvel_io7_present(gct6_node *node)
}
static void __init
-marvel_init_vga_hose(void)
+marvel_find_console_vga_hose(void)
{
-#ifdef CONFIG_VGA_HOSE
u64 *pu64 = (u64 *)((u64)hwrpb + hwrpb->ctbt_offset);
if (pu64[7] == 3) { /* TERM_TYPE == graphics */
@@ -403,7 +403,6 @@ marvel_init_vga_hose(void)
pci_vga_hose = hose;
}
}
-#endif /* CONFIG_VGA_HOSE */
}
gct6_search_struct gct_wanted_node_list[] = {
@@ -459,7 +458,7 @@ marvel_init_arch(void)
marvel_init_io7(io7);
/* Check for graphic console location (if any). */
- marvel_init_vga_hose();
+ marvel_find_console_vga_hose();
}
void
@@ -684,9 +683,6 @@ __marvel_rtc_io(u8 b, unsigned long addr, int write)
/*
* IO map support.
*/
-
-#define __marvel_is_mem_vga(a) (((a) >= 0xa0000) && ((a) <= 0xc0000))
-
void __iomem *
marvel_ioremap(unsigned long addr, unsigned long size)
{
@@ -698,13 +694,9 @@ marvel_ioremap(unsigned long addr, unsigned long size)
unsigned long pfn;
/*
- * Adjust the addr.
+ * Adjust the address.
*/
-#ifdef CONFIG_VGA_HOSE
- if (pci_vga_hose && __marvel_is_mem_vga(addr)) {
- addr += pci_vga_hose->mem_space->start;
- }
-#endif
+ FIXUP_MEMADDR_VGA(addr);
/*
* Find the hose.
@@ -781,7 +773,9 @@ marvel_ioremap(unsigned long addr, unsigned long size)
return (void __iomem *) vaddr;
}
- return NULL;
+ /* Assume it was already a reasonable address */
+ vaddr = baddr + hose->mem_space->start;
+ return (void __iomem *) vaddr;
}
void
@@ -803,21 +797,12 @@ marvel_is_mmio(const volatile void __iomem *xaddr)
return (addr & 0xFF000000UL) == 0;
}
-#define __marvel_is_port_vga(a) \
- (((a) >= 0x3b0) && ((a) < 0x3e0) && ((a) != 0x3b3) && ((a) != 0x3d3))
#define __marvel_is_port_kbd(a) (((a) == 0x60) || ((a) == 0x64))
#define __marvel_is_port_rtc(a) (((a) == 0x70) || ((a) == 0x71))
void __iomem *marvel_ioportmap (unsigned long addr)
{
- if (__marvel_is_port_rtc (addr) || __marvel_is_port_kbd(addr))
- ;
-#ifdef CONFIG_VGA_HOSE
- else if (__marvel_is_port_vga (addr) && pci_vga_hose)
- addr += pci_vga_hose->io_space->start;
-#endif
- else
- return NULL;
+ FIXUP_IOADDR_VGA(addr);
return (void __iomem *)addr;
}
@@ -829,8 +814,14 @@ marvel_ioread8(void __iomem *xaddr)
return 0;
else if (__marvel_is_port_rtc(addr))
return __marvel_rtc_io(0, addr, 0);
- else
+ else if (marvel_is_ioaddr(addr))
return __kernel_ldbu(*(vucp)addr);
+ else
+ /* this should catch other legacy addresses
+ that would normally fail on MARVEL,
+ because there really is nothing there...
+ */
+ return ~0;
}
void
@@ -841,7 +832,7 @@ marvel_iowrite8(u8 b, void __iomem *xaddr)
return;
else if (__marvel_is_port_rtc(addr))
__marvel_rtc_io(b, addr, 1);
- else
+ else if (marvel_is_ioaddr(addr))
__kernel_stb(b, *(vucp)addr);
}