summaryrefslogtreecommitdiffstats
path: root/arch/ppc/kernel/head_44x.S
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ppc/kernel/head_44x.S')
-rw-r--r--arch/ppc/kernel/head_44x.S36
1 files changed, 20 insertions, 16 deletions
diff --git a/arch/ppc/kernel/head_44x.S b/arch/ppc/kernel/head_44x.S
index 599245b0407..677c571aa27 100644
--- a/arch/ppc/kernel/head_44x.S
+++ b/arch/ppc/kernel/head_44x.S
@@ -190,8 +190,8 @@ skpinv: addi r4,r4,1 /* Increment */
/* xlat fields */
lis r4,UART0_PHYS_IO_BASE@h /* RPN depends on SoC */
-#ifndef CONFIG_440EP
- ori r4,r4,0x0001 /* ERPN is 1 for second 4GB page */
+#ifdef UART0_PHYS_ERPN
+ ori r4,r4,UART0_PHYS_ERPN /* Add ERPN if above 4GB */
#endif
/* attrib fields */
@@ -309,13 +309,13 @@ skpinv: addi r4,r4,1 /* Increment */
interrupt_base:
/* Critical Input Interrupt */
- CRITICAL_EXCEPTION(0x0100, CriticalInput, UnknownException)
+ CRITICAL_EXCEPTION(0x0100, CriticalInput, unknown_exception)
/* Machine Check Interrupt */
#ifdef CONFIG_440A
- MCHECK_EXCEPTION(0x0200, MachineCheck, MachineCheckException)
+ MCHECK_EXCEPTION(0x0200, MachineCheck, machine_check_exception)
#else
- CRITICAL_EXCEPTION(0x0200, MachineCheck, MachineCheckException)
+ CRITICAL_EXCEPTION(0x0200, MachineCheck, machine_check_exception)
#endif
/* Data Storage Interrupt */
@@ -442,7 +442,7 @@ interrupt_base:
#ifdef CONFIG_PPC_FPU
FP_UNAVAILABLE_EXCEPTION
#else
- EXCEPTION(0x2010, FloatingPointUnavailable, UnknownException, EXC_XFER_EE)
+ EXCEPTION(0x2010, FloatingPointUnavailable, unknown_exception, EXC_XFER_EE)
#endif
/* System Call Interrupt */
@@ -451,21 +451,21 @@ interrupt_base:
EXC_XFER_EE_LITE(0x0c00, DoSyscall)
/* Auxillary Processor Unavailable Interrupt */
- EXCEPTION(0x2020, AuxillaryProcessorUnavailable, UnknownException, EXC_XFER_EE)
+ EXCEPTION(0x2020, AuxillaryProcessorUnavailable, unknown_exception, EXC_XFER_EE)
/* Decrementer Interrupt */
DECREMENTER_EXCEPTION
/* Fixed Internal Timer Interrupt */
/* TODO: Add FIT support */
- EXCEPTION(0x1010, FixedIntervalTimer, UnknownException, EXC_XFER_EE)
+ EXCEPTION(0x1010, FixedIntervalTimer, unknown_exception, EXC_XFER_EE)
/* Watchdog Timer Interrupt */
/* TODO: Add watchdog support */
#ifdef CONFIG_BOOKE_WDT
CRITICAL_EXCEPTION(0x1020, WatchdogTimer, WatchdogException)
#else
- CRITICAL_EXCEPTION(0x1020, WatchdogTimer, UnknownException)
+ CRITICAL_EXCEPTION(0x1020, WatchdogTimer, unknown_exception)
#endif
/* Data TLB Error Interrupt */
@@ -743,14 +743,18 @@ _GLOBAL(set_context)
* goes at the beginning of the data segment, which is page-aligned.
*/
.data
-_GLOBAL(sdata)
-_GLOBAL(empty_zero_page)
+ .align 12
+ .globl sdata
+sdata:
+ .globl empty_zero_page
+empty_zero_page:
.space 4096
/*
* To support >32-bit physical addresses, we use an 8KB pgdir.
*/
-_GLOBAL(swapper_pg_dir)
+ .globl swapper_pg_dir
+swapper_pg_dir:
.space 8192
/* Reserved 4k for the critical exception stack & 4k for the machine
@@ -759,13 +763,15 @@ _GLOBAL(swapper_pg_dir)
.align 12
exception_stack_bottom:
.space BOOKE_EXCEPTION_STACK_SIZE
-_GLOBAL(exception_stack_top)
+ .globl exception_stack_top
+exception_stack_top:
/*
* This space gets a copy of optional info passed to us by the bootstrap
* which is used to pass parameters into the kernel like root=/dev/sda1, etc.
*/
-_GLOBAL(cmd_line)
+ .globl cmd_line
+cmd_line:
.space 512
/*
@@ -774,5 +780,3 @@ _GLOBAL(cmd_line)
*/
abatron_pteptrs:
.space 8
-
-