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-rw-r--r--include/asm-mips/cacheflush.h2
-rw-r--r--include/asm-mips/galileo-boards/ev96100.h55
-rw-r--r--include/asm-mips/galileo-boards/ev96100int.h12
-rw-r--r--include/asm-mips/irqflags.h25
-rw-r--r--include/asm-mips/mach-ev64120/mach-gt64120.h1
-rw-r--r--include/asm-mips/serial.h17
-rw-r--r--include/asm-mips/stacktrace.h44
7 files changed, 78 insertions, 78 deletions
diff --git a/include/asm-mips/cacheflush.h b/include/asm-mips/cacheflush.h
index 36416fdfcf6..9ab59e2bb23 100644
--- a/include/asm-mips/cacheflush.h
+++ b/include/asm-mips/cacheflush.h
@@ -46,8 +46,6 @@ static inline void flush_dcache_page(struct page *page)
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
-extern void (*__flush_icache_page)(struct vm_area_struct *vma,
- struct page *page);
static inline void flush_icache_page(struct vm_area_struct *vma,
struct page *page)
{
diff --git a/include/asm-mips/galileo-boards/ev96100.h b/include/asm-mips/galileo-boards/ev96100.h
deleted file mode 100644
index 070dfd84a8e..00000000000
--- a/include/asm-mips/galileo-boards/ev96100.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- *
- */
-#ifndef _MIPS_EV96100_H
-#define _MIPS_EV96100_H
-
-#include <asm/addrspace.h>
-
-/*
- * GT64120 config space base address
- */
-#define GT64120_BASE (KSEG1ADDR(0x14000000))
-#define MIPS_GT_BASE GT64120_BASE
-
-/*
- * PCI Bus allocation
- */
-#define GT_PCI_MEM_BASE 0x12000000UL
-#define GT_PCI_MEM_SIZE 0x02000000UL
-#define GT_PCI_IO_BASE 0x10000000UL
-#define GT_PCI_IO_SIZE 0x02000000UL
-#define GT_ISA_IO_BASE PCI_IO_BASE
-
-/*
- * Duart I/O ports.
- */
-#define EV96100_COM1_BASE_ADDR (0xBD000000 + 0x20)
-#define EV96100_COM2_BASE_ADDR (0xBD000000 + 0x00)
-
-
-/*
- * EV96100 interrupt controller register base.
- */
-#define EV96100_ICTRL_REGS_BASE (KSEG1ADDR(0x1f000000))
-
-/*
- * EV96100 UART register base.
- */
-#define EV96100_UART0_REGS_BASE EV96100_COM1_BASE_ADDR
-#define EV96100_UART1_REGS_BASE EV96100_COM2_BASE_ADDR
-#define EV96100_BASE_BAUD ( 3686400 / 16 )
-
-
-/*
- * Because of an error/peculiarity in the Galileo chip, we need to swap the
- * bytes when running bigendian.
- */
-#define __GT_READ(ofs) \
- (*(volatile u32 *)(GT64120_BASE+(ofs)))
-#define __GT_WRITE(ofs, data) \
- do { *(volatile u32 *)(GT64120_BASE+(ofs)) = (data); } while (0)
-#define GT_READ(ofs) le32_to_cpu(__GT_READ(ofs))
-#define GT_WRITE(ofs, data) __GT_WRITE(ofs, cpu_to_le32(data))
-
-#endif /* !(_MIPS_EV96100_H) */
diff --git a/include/asm-mips/galileo-boards/ev96100int.h b/include/asm-mips/galileo-boards/ev96100int.h
deleted file mode 100644
index c58b16d06d6..00000000000
--- a/include/asm-mips/galileo-boards/ev96100int.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- *
- */
-#ifndef _MIPS_EV96100INT_H
-#define _MIPS_EV96100INT_H
-
-#define EV96100INT_UART_0 6 /* IP 6 */
-#define EV96100INT_TIMER 7 /* IP 7 */
-
-extern void ev96100int_init(void);
-
-#endif /* !(_MIPS_EV96100_H) */
diff --git a/include/asm-mips/irqflags.h b/include/asm-mips/irqflags.h
index 43ca09a3a3d..46bf5de5ac7 100644
--- a/include/asm-mips/irqflags.h
+++ b/include/asm-mips/irqflags.h
@@ -213,12 +213,37 @@ static inline int raw_irqs_disabled_flags(unsigned long flags)
* Do the CPU's IRQ-state tracing from assembly code.
*/
#ifdef CONFIG_TRACE_IRQFLAGS
+/* Reload some registers clobbered by trace_hardirqs_on */
+#ifdef CONFIG_64BIT
+# define TRACE_IRQS_RELOAD_REGS \
+ LONG_L $11, PT_R11(sp); \
+ LONG_L $10, PT_R10(sp); \
+ LONG_L $9, PT_R9(sp); \
+ LONG_L $8, PT_R8(sp); \
+ LONG_L $7, PT_R7(sp); \
+ LONG_L $6, PT_R6(sp); \
+ LONG_L $5, PT_R5(sp); \
+ LONG_L $4, PT_R4(sp); \
+ LONG_L $2, PT_R2(sp)
+#else
+# define TRACE_IRQS_RELOAD_REGS \
+ LONG_L $7, PT_R7(sp); \
+ LONG_L $6, PT_R6(sp); \
+ LONG_L $5, PT_R5(sp); \
+ LONG_L $4, PT_R4(sp); \
+ LONG_L $2, PT_R2(sp)
+#endif
# define TRACE_IRQS_ON \
+ CLI; /* make sure trace_hardirqs_on() is called in kernel level */ \
jal trace_hardirqs_on
+# define TRACE_IRQS_ON_RELOAD \
+ TRACE_IRQS_ON; \
+ TRACE_IRQS_RELOAD_REGS
# define TRACE_IRQS_OFF \
jal trace_hardirqs_off
#else
# define TRACE_IRQS_ON
+# define TRACE_IRQS_ON_RELOAD
# define TRACE_IRQS_OFF
#endif
diff --git a/include/asm-mips/mach-ev64120/mach-gt64120.h b/include/asm-mips/mach-ev64120/mach-gt64120.h
index 13b1443a7a6..7e272ce57ea 100644
--- a/include/asm-mips/mach-ev64120/mach-gt64120.h
+++ b/include/asm-mips/mach-ev64120/mach-gt64120.h
@@ -42,6 +42,7 @@ extern unsigned long gt64120_base;
#define EV64120_UART0_REGS_BASE (KSEG1ADDR(EV64120_COM1_BASE_ADDR))
#define EV64120_UART1_REGS_BASE (KSEG1ADDR(EV64120_COM2_BASE_ADDR))
#define EV64120_BASE_BAUD ( 3686400 / 16 )
+#define EV64120_UART_IRQ 6
/*
* PCI interrupts will come in on either the INTA or INTD interrups lines,
diff --git a/include/asm-mips/serial.h b/include/asm-mips/serial.h
index 035637c67e7..c882e04e149 100644
--- a/include/asm-mips/serial.h
+++ b/include/asm-mips/serial.h
@@ -55,19 +55,18 @@
* Galileo EV64120 evaluation board
*/
#ifdef CONFIG_MIPS_EV64120
-#include <asm/galileo-boards/ev96100.h>
-#include <asm/galileo-boards/ev96100int.h>
-#define EV96100_SERIAL_PORT_DEFNS \
- { .baud_base = EV96100_BASE_BAUD, .irq = EV96100INT_UART_0, \
+#include <mach-gt64120.h>
+#define EV64120_SERIAL_PORT_DEFNS \
+ { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \
.flags = STD_COM_FLAGS, \
- .iomem_base = EV96100_UART0_REGS_BASE, .iomem_reg_shift = 2, \
+ .iomem_base = EV64120_UART0_REGS_BASE, .iomem_reg_shift = 2, \
.io_type = SERIAL_IO_MEM }, \
- { .baud_base = EV96100_BASE_BAUD, .irq = EV96100INT_UART_0, \
+ { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \
.flags = STD_COM_FLAGS, \
- .iomem_base = EV96100_UART1_REGS_BASE, .iomem_reg_shift = 2, \
+ .iomem_base = EV64120_UART1_REGS_BASE, .iomem_reg_shift = 2, \
.io_type = SERIAL_IO_MEM },
#else
-#define EV96100_SERIAL_PORT_DEFNS
+#define EV64120_SERIAL_PORT_DEFNS
#endif
#ifdef CONFIG_MIPS_ITE8172
@@ -239,7 +238,7 @@
#define SERIAL_PORT_DFNS \
DDB5477_SERIAL_PORT_DEFNS \
- EV96100_SERIAL_PORT_DEFNS \
+ EV64120_SERIAL_PORT_DEFNS \
IP32_SERIAL_PORT_DEFNS \
ITE_SERIAL_PORT_DEFNS \
IVR_SERIAL_PORT_DEFNS \
diff --git a/include/asm-mips/stacktrace.h b/include/asm-mips/stacktrace.h
new file mode 100644
index 00000000000..07f873351a8
--- /dev/null
+++ b/include/asm-mips/stacktrace.h
@@ -0,0 +1,44 @@
+#ifndef _ASM_STACKTRACE_H
+#define _ASM_STACKTRACE_H
+
+#include <asm/ptrace.h>
+
+#ifdef CONFIG_KALLSYMS
+extern int raw_show_trace;
+extern unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
+ unsigned long pc, unsigned long *ra);
+#else
+#define raw_show_trace 1
+#define unwind_stack(task, sp, pc, ra) 0
+#endif
+
+static __always_inline void prepare_frametrace(struct pt_regs *regs)
+{
+#ifndef CONFIG_KALLSYMS
+ /*
+ * Remove any garbage that may be in regs (specially func
+ * addresses) to avoid show_raw_backtrace() to report them
+ */
+ memset(regs, 0, sizeof(*regs));
+#endif
+ __asm__ __volatile__(
+ ".set push\n\t"
+ ".set noat\n\t"
+#ifdef CONFIG_64BIT
+ "1: dla $1, 1b\n\t"
+ "sd $1, %0\n\t"
+ "sd $29, %1\n\t"
+ "sd $31, %2\n\t"
+#else
+ "1: la $1, 1b\n\t"
+ "sw $1, %0\n\t"
+ "sw $29, %1\n\t"
+ "sw $31, %2\n\t"
+#endif
+ ".set pop\n\t"
+ : "=m" (regs->cp0_epc),
+ "=m" (regs->regs[29]), "=m" (regs->regs[31])
+ : : "memory");
+}
+
+#endif /* _ASM_STACKTRACE_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 01:24:03 +0000