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authorNatalie.Protasevich@unisys.com <Natalie.Protasevich@unisys.com>2005-10-30 14:59:38 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-10-30 17:37:12 -0800
commit9338316c9323682d32270d83b106472a50ab6da4 (patch)
tree372f32101f2ed04ca03335638998905930d23e55 /arch/i386
parent30037f66ce63b6b7ca1fbfb06605b831f4a60df6 (diff)
[PATCH] ES7000 platform update
This is platform code update for ES7000: disables IRQ overrides for the recent ES7000 (Rascal/Zorro), cleans up the compile warning. The patch only affects the ES7000 subarch. Signed-off-by: <Natalie.Protasevich@unisys.com> Acked-by: Zwane Mwaikambo <zwane@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386')
-rw-r--r--arch/i386/mach-es7000/es7000.h11
-rw-r--r--arch/i386/mach-es7000/es7000plat.c11
2 files changed, 17 insertions, 5 deletions
diff --git a/arch/i386/mach-es7000/es7000.h b/arch/i386/mach-es7000/es7000.h
index 898ed905e11..f1e3204f5de 100644
--- a/arch/i386/mach-es7000/es7000.h
+++ b/arch/i386/mach-es7000/es7000.h
@@ -24,6 +24,15 @@
* http://www.unisys.com
*/
+/*
+ * ES7000 chipsets
+ */
+
+#define NON_UNISYS 0
+#define ES7000_CLASSIC 1
+#define ES7000_ZORRO 2
+
+
#define MIP_REG 1
#define MIP_PSAI_REG 4
@@ -106,6 +115,6 @@ struct mip_reg {
extern int parse_unisys_oem (char *oemptr);
extern int find_unisys_acpi_oem_table(unsigned long *oem_addr);
-extern void setup_unisys ();
+extern void setup_unisys(void);
extern int es7000_start_cpu(int cpu, unsigned long eip);
extern void es7000_sw_apic(void);
diff --git a/arch/i386/mach-es7000/es7000plat.c b/arch/i386/mach-es7000/es7000plat.c
index dc6660511b0..a9ab0644f40 100644
--- a/arch/i386/mach-es7000/es7000plat.c
+++ b/arch/i386/mach-es7000/es7000plat.c
@@ -62,6 +62,9 @@ static unsigned int base;
static int
es7000_rename_gsi(int ioapic, int gsi)
{
+ if (es7000_plat == ES7000_ZORRO)
+ return gsi;
+
if (!base) {
int i;
for (i = 0; i < nr_ioapics; i++)
@@ -76,7 +79,7 @@ es7000_rename_gsi(int ioapic, int gsi)
#endif /* (CONFIG_X86_IO_APIC) && (CONFIG_ACPI) */
void __init
-setup_unisys ()
+setup_unisys(void)
{
/*
* Determine the generation of the ES7000 currently running.
@@ -86,9 +89,9 @@ setup_unisys ()
*
*/
if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
- es7000_plat = 2;
+ es7000_plat = ES7000_ZORRO;
else
- es7000_plat = 1;
+ es7000_plat = ES7000_CLASSIC;
ioapic_renumber_irq = es7000_rename_gsi;
}
@@ -151,7 +154,7 @@ parse_unisys_oem (char *oemptr)
}
if (success < 2) {
- es7000_plat = 0;
+ es7000_plat = NON_UNISYS;
} else
setup_unisys();
return es7000_plat;