summaryrefslogtreecommitdiffstats
path: root/kernel/arch/cris/include/arch-v32
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/arch/cris/include/arch-v32')
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/bug.h11
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/elf.h75
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/io.h140
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/irq.h2
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/irqflags.h2
-rw-r--r--kernel/arch/cris/include/arch-v32/arch/ptrace.h118
6 files changed, 11 insertions, 337 deletions
diff --git a/kernel/arch/cris/include/arch-v32/arch/bug.h b/kernel/arch/cris/include/arch-v32/arch/bug.h
index 0f211e135..fb59faaaa 100644
--- a/kernel/arch/cris/include/arch-v32/arch/bug.h
+++ b/kernel/arch/cris/include/arch-v32/arch/bug.h
@@ -10,6 +10,7 @@
* All other stuff is done out-of-band with exception handlers.
*/
#define BUG() \
+do { \
__asm__ __volatile__ ("0: break 14\n\t" \
".section .fixup,\"ax\"\n" \
"1:\n\t" \
@@ -21,9 +22,15 @@
".section __ex_table,\"a\"\n\t" \
".dword 0b, 1b\n\t" \
".previous\n\t" \
- : : "ri" (__FILE__), "i" (__LINE__))
+ : : "ri" (__FILE__), "i" (__LINE__)); \
+ unreachable(); \
+} while (0)
#else
-#define BUG() __asm__ __volatile__ ("break 14\n\t")
+#define BUG() \
+do { \
+ __asm__ __volatile__ ("break 14\n\t"); \
+ unreachable(); \
+} while (0)
#endif
#define HAVE_ARCH_BUG
diff --git a/kernel/arch/cris/include/arch-v32/arch/elf.h b/kernel/arch/cris/include/arch-v32/arch/elf.h
deleted file mode 100644
index c46d58291..000000000
--- a/kernel/arch/cris/include/arch-v32/arch/elf.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#ifndef _ASM_CRIS_ELF_H
-#define _ASM_CRIS_ELF_H
-
-#include <arch/system.h>
-
-#define ELF_CORE_EFLAGS EF_CRIS_VARIANT_V32
-
-/*
- * This is used to ensure we don't load something for the wrong architecture.
- */
-#define elf_check_arch(x) \
- ((x)->e_machine == EM_CRIS \
- && ((((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_V32 \
- || (((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_COMMON_V10_V32))))
-
-/* CRISv32 ELF register definitions. */
-
-#include <asm/ptrace.h>
-
-/* Explicitly zero out registers to increase determinism. */
-#define ELF_PLAT_INIT(_r, load_addr) do { \
- (_r)->r13 = 0; (_r)->r12 = 0; (_r)->r11 = 0; (_r)->r10 = 0; \
- (_r)->r9 = 0; (_r)->r8 = 0; (_r)->r7 = 0; (_r)->r6 = 0; \
- (_r)->r5 = 0; (_r)->r4 = 0; (_r)->r3 = 0; (_r)->r2 = 0; \
- (_r)->r1 = 0; (_r)->r0 = 0; (_r)->mof = 0; (_r)->srp = 0; \
- (_r)->acr = 0; \
-} while (0)
-
-/*
- * An executable for which elf_read_implies_exec() returns TRUE will
- * have the READ_IMPLIES_EXEC personality flag set automatically.
- */
-#define elf_read_implies_exec_binary(ex, have_pt_gnu_stack) (!(have_pt_gnu_stack))
-
-/*
- * This is basically a pt_regs with the additional definition
- * of the stack pointer since it's needed in a core dump.
- * pr_regs is a elf_gregset_t and should be filled according
- * to the layout of user_regs_struct.
- */
-#define ELF_CORE_COPY_REGS(pr_reg, regs) \
- pr_reg[0] = regs->r0; \
- pr_reg[1] = regs->r1; \
- pr_reg[2] = regs->r2; \
- pr_reg[3] = regs->r3; \
- pr_reg[4] = regs->r4; \
- pr_reg[5] = regs->r5; \
- pr_reg[6] = regs->r6; \
- pr_reg[7] = regs->r7; \
- pr_reg[8] = regs->r8; \
- pr_reg[9] = regs->r9; \
- pr_reg[10] = regs->r10; \
- pr_reg[11] = regs->r11; \
- pr_reg[12] = regs->r12; \
- pr_reg[13] = regs->r13; \
- pr_reg[14] = rdusp(); /* SP */ \
- pr_reg[15] = regs->acr; /* ACR */ \
- pr_reg[16] = 0; /* BZ */ \
- pr_reg[17] = rdvr(); /* VR */ \
- pr_reg[18] = 0; /* PID */ \
- pr_reg[19] = regs->srs; /* SRS */ \
- pr_reg[20] = 0; /* WZ */ \
- pr_reg[21] = regs->exs; /* EXS */ \
- pr_reg[22] = regs->eda; /* EDA */ \
- pr_reg[23] = regs->mof; /* MOF */ \
- pr_reg[24] = 0; /* DZ */ \
- pr_reg[25] = 0; /* EBP */ \
- pr_reg[26] = regs->erp; /* ERP */ \
- pr_reg[27] = regs->srp; /* SRP */ \
- pr_reg[28] = 0; /* NRP */ \
- pr_reg[29] = regs->ccs; /* CCS */ \
- pr_reg[30] = rdusp(); /* USP */ \
- pr_reg[31] = regs->spc; /* SPC */ \
-
-#endif /* _ASM_CRIS_ELF_H */
diff --git a/kernel/arch/cris/include/arch-v32/arch/io.h b/kernel/arch/cris/include/arch-v32/arch/io.h
deleted file mode 100644
index adc548435..000000000
--- a/kernel/arch/cris/include/arch-v32/arch/io.h
+++ /dev/null
@@ -1,140 +0,0 @@
-#ifndef _ASM_ARCH_CRIS_IO_H
-#define _ASM_ARCH_CRIS_IO_H
-
-#include <linux/spinlock.h>
-#include <hwregs/reg_map.h>
-#include <hwregs/reg_rdwr.h>
-#include <hwregs/gio_defs.h>
-
-enum crisv32_io_dir
-{
- crisv32_io_dir_in = 0,
- crisv32_io_dir_out = 1
-};
-
-struct crisv32_ioport
-{
- volatile unsigned long *oe;
- volatile unsigned long *data;
- volatile unsigned long *data_in;
- unsigned int pin_count;
- spinlock_t lock;
-};
-
-struct crisv32_iopin
-{
- struct crisv32_ioport* port;
- int bit;
-};
-
-extern struct crisv32_ioport crisv32_ioports[];
-
-extern struct crisv32_iopin crisv32_led1_green;
-extern struct crisv32_iopin crisv32_led1_red;
-extern struct crisv32_iopin crisv32_led2_green;
-extern struct crisv32_iopin crisv32_led2_red;
-extern struct crisv32_iopin crisv32_led3_green;
-extern struct crisv32_iopin crisv32_led3_red;
-
-extern struct crisv32_iopin crisv32_led_net0_green;
-extern struct crisv32_iopin crisv32_led_net0_red;
-extern struct crisv32_iopin crisv32_led_net1_green;
-extern struct crisv32_iopin crisv32_led_net1_red;
-
-static inline void crisv32_io_set(struct crisv32_iopin *iopin, int val)
-{
- unsigned long flags;
- spin_lock_irqsave(&iopin->port->lock, flags);
-
- if (iopin->port->data) {
- if (val)
- *iopin->port->data |= iopin->bit;
- else
- *iopin->port->data &= ~iopin->bit;
- }
-
- spin_unlock_irqrestore(&iopin->port->lock, flags);
-}
-
-static inline void crisv32_io_set_dir(struct crisv32_iopin* iopin,
- enum crisv32_io_dir dir)
-{
- unsigned long flags;
- spin_lock_irqsave(&iopin->port->lock, flags);
-
- if (iopin->port->oe) {
- if (dir == crisv32_io_dir_in)
- *iopin->port->oe &= ~iopin->bit;
- else
- *iopin->port->oe |= iopin->bit;
- }
-
- spin_unlock_irqrestore(&iopin->port->lock, flags);
-}
-
-static inline int crisv32_io_rd(struct crisv32_iopin* iopin)
-{
- return ((*iopin->port->data_in & iopin->bit) ? 1 : 0);
-}
-
-int crisv32_io_get(struct crisv32_iopin* iopin,
- unsigned int port, unsigned int pin);
-int crisv32_io_get_name(struct crisv32_iopin* iopin,
- const char *name);
-
-#define CRIS_LED_OFF 0x00
-#define CRIS_LED_GREEN 0x01
-#define CRIS_LED_RED 0x02
-#define CRIS_LED_ORANGE (CRIS_LED_GREEN | CRIS_LED_RED)
-
-#if (defined(CONFIG_ETRAX_NBR_LED_GRP_ONE) || defined(CONFIG_ETRAX_NBR_LED_GRP_TWO))
-#define CRIS_LED_NETWORK_GRP0_SET(x) \
- do { \
- CRIS_LED_NETWORK_GRP0_SET_G((x) & CRIS_LED_GREEN); \
- CRIS_LED_NETWORK_GRP0_SET_R((x) & CRIS_LED_RED); \
- } while (0)
-#else
-#define CRIS_LED_NETWORK_GRP0_SET(x) while (0) {}
-#endif
-
-#define CRIS_LED_NETWORK_GRP0_SET_G(x) \
- crisv32_io_set(&crisv32_led_net0_green, !(x));
-
-#define CRIS_LED_NETWORK_GRP0_SET_R(x) \
- crisv32_io_set(&crisv32_led_net0_red, !(x));
-
-#if defined(CONFIG_ETRAX_NBR_LED_GRP_TWO)
-#define CRIS_LED_NETWORK_GRP1_SET(x) \
- do { \
- CRIS_LED_NETWORK_GRP1_SET_G((x) & CRIS_LED_GREEN); \
- CRIS_LED_NETWORK_GRP1_SET_R((x) & CRIS_LED_RED); \
- } while (0)
-#else
-#define CRIS_LED_NETWORK_GRP1_SET(x) while (0) {}
-#endif
-
-#define CRIS_LED_NETWORK_GRP1_SET_G(x) \
- crisv32_io_set(&crisv32_led_net1_green, !(x));
-
-#define CRIS_LED_NETWORK_GRP1_SET_R(x) \
- crisv32_io_set(&crisv32_led_net1_red, !(x));
-
-#define CRIS_LED_ACTIVE_SET(x) \
- do { \
- CRIS_LED_ACTIVE_SET_G((x) & CRIS_LED_GREEN); \
- CRIS_LED_ACTIVE_SET_R((x) & CRIS_LED_RED); \
- } while (0)
-
-#define CRIS_LED_ACTIVE_SET_G(x) \
- crisv32_io_set(&crisv32_led2_green, !(x));
-#define CRIS_LED_ACTIVE_SET_R(x) \
- crisv32_io_set(&crisv32_led2_red, !(x));
-#define CRIS_LED_DISK_WRITE(x) \
- do{\
- crisv32_io_set(&crisv32_led3_green, !(x)); \
- crisv32_io_set(&crisv32_led3_red, !(x)); \
- }while(0)
-#define CRIS_LED_DISK_READ(x) \
- crisv32_io_set(&crisv32_led3_green, !(x));
-
-#endif
diff --git a/kernel/arch/cris/include/arch-v32/arch/irq.h b/kernel/arch/cris/include/arch-v32/arch/irq.h
index 0c1b4d3a3..8270a1bbf 100644
--- a/kernel/arch/cris/include/arch-v32/arch/irq.h
+++ b/kernel/arch/cris/include/arch-v32/arch/irq.h
@@ -4,7 +4,7 @@
#include <hwregs/intr_vect.h>
/* Number of non-cpu interrupts. */
-#define NR_IRQS NBR_INTR_VECT /* Exceptions + IRQs */
+#define NR_IRQS (NBR_INTR_VECT + 256) /* Exceptions + IRQs */
#define FIRST_IRQ 0x31 /* Exception number for first IRQ */
#define NR_REAL_IRQS (NBR_INTR_VECT - FIRST_IRQ) /* IRQs */
#if NR_REAL_IRQS > 32
diff --git a/kernel/arch/cris/include/arch-v32/arch/irqflags.h b/kernel/arch/cris/include/arch-v32/arch/irqflags.h
index 041851f8e..5f6fddf99 100644
--- a/kernel/arch/cris/include/arch-v32/arch/irqflags.h
+++ b/kernel/arch/cris/include/arch-v32/arch/irqflags.h
@@ -2,7 +2,7 @@
#define __ASM_CRIS_ARCH_IRQFLAGS_H
#include <linux/types.h>
-#include <arch/ptrace.h>
+#include <asm/ptrace.h>
static inline unsigned long arch_local_save_flags(void)
{
diff --git a/kernel/arch/cris/include/arch-v32/arch/ptrace.h b/kernel/arch/cris/include/arch-v32/arch/ptrace.h
deleted file mode 100644
index 19773d3bd..000000000
--- a/kernel/arch/cris/include/arch-v32/arch/ptrace.h
+++ /dev/null
@@ -1,118 +0,0 @@
-#ifndef _CRIS_ARCH_PTRACE_H
-#define _CRIS_ARCH_PTRACE_H
-
-/* Register numbers in the ptrace system call interface */
-
-#define PT_ORIG_R10 0
-#define PT_R0 1
-#define PT_R1 2
-#define PT_R2 3
-#define PT_R3 4
-#define PT_R4 5
-#define PT_R5 6
-#define PT_R6 7
-#define PT_R7 8
-#define PT_R8 9
-#define PT_R9 10
-#define PT_R10 11
-#define PT_R11 12
-#define PT_R12 13
-#define PT_R13 14
-#define PT_ACR 15
-#define PT_SRS 16
-#define PT_MOF 17
-#define PT_SPC 18
-#define PT_CCS 19
-#define PT_SRP 20
-#define PT_ERP 21 /* This is actually the debugged process' PC */
-#define PT_EXS 22
-#define PT_EDA 23
-#define PT_USP 24 /* special case - USP is not in the pt_regs */
-#define PT_PPC 25 /* special case - pseudo PC */
-#define PT_BP 26 /* Base number for BP registers. */
-#define PT_BP_CTRL 26 /* BP control register. */
-#define PT_MAX 40
-
-/* Condition code bit numbers. */
-#define C_CCS_BITNR 0
-#define V_CCS_BITNR 1
-#define Z_CCS_BITNR 2
-#define N_CCS_BITNR 3
-#define X_CCS_BITNR 4
-#define I_CCS_BITNR 5
-#define U_CCS_BITNR 6
-#define P_CCS_BITNR 7
-#define R_CCS_BITNR 8
-#define S_CCS_BITNR 9
-#define M_CCS_BITNR 30
-#define Q_CCS_BITNR 31
-#define CCS_SHIFT 10 /* Shift count for each level in CCS */
-
-/* pt_regs not only specifices the format in the user-struct during
- * ptrace but is also the frame format used in the kernel prologue/epilogues
- * themselves
- */
-
-struct pt_regs {
- unsigned long orig_r10;
- /* pushed by movem r13, [sp] in SAVE_ALL. */
- unsigned long r0;
- unsigned long r1;
- unsigned long r2;
- unsigned long r3;
- unsigned long r4;
- unsigned long r5;
- unsigned long r6;
- unsigned long r7;
- unsigned long r8;
- unsigned long r9;
- unsigned long r10;
- unsigned long r11;
- unsigned long r12;
- unsigned long r13;
- unsigned long acr;
- unsigned long srs;
- unsigned long mof;
- unsigned long spc;
- unsigned long ccs;
- unsigned long srp;
- unsigned long erp; /* This is actually the debugged process' PC */
- /* For debugging purposes; saved only when needed. */
- unsigned long exs;
- unsigned long eda;
-};
-
-/* switch_stack is the extra stuff pushed onto the stack in _resume (entry.S)
- * when doing a context-switch. it is used (apart from in resume) when a new
- * thread is made and we need to make _resume (which is starting it for the
- * first time) realise what is going on.
- *
- * Actually, the use is very close to the thread struct (TSS) in that both the
- * switch_stack and the TSS are used to keep thread stuff when switching in
- * _resume.
- */
-
-struct switch_stack {
- unsigned long r0;
- unsigned long r1;
- unsigned long r2;
- unsigned long r3;
- unsigned long r4;
- unsigned long r5;
- unsigned long r6;
- unsigned long r7;
- unsigned long r8;
- unsigned long r9;
- unsigned long return_ip; /* ip that _resume will return to */
-};
-
-#ifdef __KERNEL__
-
-#define arch_has_single_step() (1)
-#define user_mode(regs) (((regs)->ccs & (1 << (U_CCS_BITNR + CCS_SHIFT))) != 0)
-#define instruction_pointer(regs) ((regs)->erp)
-#define profile_pc(regs) instruction_pointer(regs)
-
-#endif /* __KERNEL__ */
-
-#endif