summaryrefslogtreecommitdiffstats
path: root/arch/m32r/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'arch/m32r/kernel')
-rw-r--r--arch/m32r/kernel/Makefile1
-rw-r--r--arch/m32r/kernel/entry.S19
-rw-r--r--arch/m32r/kernel/io_m32104ut.c298
-rw-r--r--arch/m32r/kernel/io_m32700ut.c24
-rw-r--r--arch/m32r/kernel/io_mappi.c2
-rw-r--r--arch/m32r/kernel/io_mappi2.c24
-rw-r--r--arch/m32r/kernel/io_mappi3.c87
-rw-r--r--arch/m32r/kernel/io_oaks32r.c2
-rw-r--r--arch/m32r/kernel/io_opsput.c6
-rw-r--r--arch/m32r/kernel/m32r_ksyms.c3
-rw-r--r--arch/m32r/kernel/process.c17
-rw-r--r--arch/m32r/kernel/ptrace.c47
-rw-r--r--arch/m32r/kernel/setup.c7
-rw-r--r--arch/m32r/kernel/setup_m32104ut.c156
-rw-r--r--arch/m32r/kernel/setup_m32700ut.c8
-rw-r--r--arch/m32r/kernel/setup_mappi.c6
-rw-r--r--arch/m32r/kernel/setup_mappi2.c6
-rw-r--r--arch/m32r/kernel/setup_mappi3.c26
-rw-r--r--arch/m32r/kernel/setup_oaks32r.c6
-rw-r--r--arch/m32r/kernel/setup_opsput.c8
-rw-r--r--arch/m32r/kernel/setup_usrv.c6
-rw-r--r--arch/m32r/kernel/smpboot.c2
-rw-r--r--arch/m32r/kernel/sys_m32r.c6
-rw-r--r--arch/m32r/kernel/time.c4
24 files changed, 595 insertions, 176 deletions
diff --git a/arch/m32r/kernel/Makefile b/arch/m32r/kernel/Makefile
index 6c6b6c37663..5a2fa886906 100644
--- a/arch/m32r/kernel/Makefile
+++ b/arch/m32r/kernel/Makefile
@@ -16,5 +16,6 @@ obj-$(CONFIG_PLAT_M32700UT) += setup_m32700ut.o io_m32700ut.o
obj-$(CONFIG_PLAT_OPSPUT) += setup_opsput.o io_opsput.o
obj-$(CONFIG_MODULES) += module.o
obj-$(CONFIG_PLAT_OAKS32R) += setup_oaks32r.o io_oaks32r.o
+obj-$(CONFIG_PLAT_M32104UT) += setup_m32104ut.o io_m32104ut.o
EXTRA_AFLAGS := -traditional
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 396c94218cc..3871b65f0c8 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -315,7 +315,7 @@ ENTRY(ei_handler)
mv r1, sp ; arg1(regs)
#if defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_XNUX2) \
|| defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_M32102) \
- || defined(CONFIG_CHIP_OPSP)
+ || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104)
; GET_ICU_STATUS;
seth r0, #shigh(M32R_ICU_ISTS_ADDR)
@@ -541,7 +541,20 @@ check_int2:
bra check_end
.fillinsn
check_end:
-#endif /* CONFIG_PLAT_OPSPUT */
+#elif defined(CONFIG_PLAT_M32104UT)
+ add3 r2, r0, #-(M32R_IRQ_INT1) ; INT1# interrupt
+ bnez r2, check_end
+ ; read ICU status register of PLD
+ seth r0, #high(PLD_ICUISTS)
+ or3 r0, r0, #low(PLD_ICUISTS)
+ lduh r0, @r0
+ slli r0, #21
+ srli r0, #27 ; ISN
+ addi r0, #(M32104UT_PLD_IRQ_BASE)
+ bra check_end
+ .fillinsn
+check_end:
+#endif /* CONFIG_PLAT_M32104UT */
bl do_IRQ
#endif /* CONFIG_SMP */
ld r14, @sp+
@@ -651,8 +664,6 @@ ENTRY(rie_handler)
/* void rie_handler(int error_code) */
SWITCH_TO_KERNEL_STACK
SAVE_ALL
- mvfc r0, bpc
- ld r1, @r0
ldi r1, #0x20 ; error_code
mv r0, sp ; pt_regs
bl do_rie_handler
diff --git a/arch/m32r/kernel/io_m32104ut.c b/arch/m32r/kernel/io_m32104ut.c
new file mode 100644
index 00000000000..d26adab9586
--- /dev/null
+++ b/arch/m32r/kernel/io_m32104ut.c
@@ -0,0 +1,298 @@
+/*
+ * linux/arch/m32r/kernel/io_m32104ut.c
+ *
+ * Typical I/O routines for M32104UT board.
+ *
+ * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata,
+ * Hitoshi Yamamoto, Mamoru Sakugawa,
+ * Naoto Sugai, Hayato Fujiwara
+ */
+
+#include <linux/config.h>
+#include <asm/m32r.h>
+#include <asm/page.h>
+#include <asm/io.h>
+#include <asm/byteorder.h>
+
+#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
+#include <linux/types.h>
+
+#define M32R_PCC_IOMAP_SIZE 0x1000
+
+#define M32R_PCC_IOSTART0 0x1000
+#define M32R_PCC_IOEND0 (M32R_PCC_IOSTART0 + M32R_PCC_IOMAP_SIZE - 1)
+
+extern void pcc_ioread_byte(int, unsigned long, void *, size_t, size_t, int);
+extern void pcc_ioread_word(int, unsigned long, void *, size_t, size_t, int);
+extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int);
+extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
+#endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */
+
+#define PORT2ADDR(port) _port2addr(port)
+
+static inline void *_port2addr(unsigned long port)
+{
+ return (void *)(port | NONCACHE_OFFSET);
+}
+
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+static inline void *__port2addr_ata(unsigned long port)
+{
+ static int dummy_reg;
+
+ switch (port) {
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
+ default: return (void *)&dummy_reg;
+ }
+}
+#endif
+
+/*
+ * M32104T-LAN is located in the extended bus space
+ * from 0x01000000 to 0x01ffffff on physical address.
+ * The base address of LAN controller(LAN91C111) is 0x300.
+ */
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
+static inline void *_port2addr_ne(unsigned long port)
+{
+ return (void *)(port + NONCACHE_OFFSET + 0x01000000);
+}
+
+static inline void delay(void)
+{
+ __asm__ __volatile__ ("push r0; \n\t pop r0;" : : :"memory");
+}
+
+/*
+ * NIC I/O function
+ */
+
+#define PORT2ADDR_NE(port) _port2addr_ne(port)
+
+static inline unsigned char _ne_inb(void *portp)
+{
+ return *(volatile unsigned char *)portp;
+}
+
+static inline unsigned short _ne_inw(void *portp)
+{
+ return (unsigned short)le16_to_cpu(*(volatile unsigned short *)portp);
+}
+
+static inline void _ne_insb(void *portp, void *addr, unsigned long count)
+{
+ unsigned char *buf = (unsigned char *)addr;
+
+ while (count--)
+ *buf++ = _ne_inb(portp);
+}
+
+static inline void _ne_outb(unsigned char b, void *portp)
+{
+ *(volatile unsigned char *)portp = b;
+}
+
+static inline void _ne_outw(unsigned short w, void *portp)
+{
+ *(volatile unsigned short *)portp = cpu_to_le16(w);
+}
+
+unsigned char _inb(unsigned long port)
+{
+ if (port >= LAN_IOSTART && port < LAN_IOEND)
+ return _ne_inb(PORT2ADDR_NE(port));
+
+ return *(volatile unsigned char *)PORT2ADDR(port);
+}
+
+unsigned short _inw(unsigned long port)
+{
+ if (port >= LAN_IOSTART && port < LAN_IOEND)
+ return _ne_inw(PORT2ADDR_NE(port));
+
+ return *(volatile unsigned short *)PORT2ADDR(port);
+}
+
+unsigned long _inl(unsigned long port)
+{
+ return *(volatile unsigned long *)PORT2ADDR(port);
+}
+
+unsigned char _inb_p(unsigned long port)
+{
+ unsigned char v = _inb(port);
+ delay();
+ return (v);
+}
+
+unsigned short _inw_p(unsigned long port)
+{
+ unsigned short v = _inw(port);
+ delay();
+ return (v);
+}
+
+unsigned long _inl_p(unsigned long port)
+{
+ unsigned long v = _inl(port);
+ delay();
+ return (v);
+}
+
+void _outb(unsigned char b, unsigned long port)
+{
+ if (port >= LAN_IOSTART && port < LAN_IOEND)
+ _ne_outb(b, PORT2ADDR_NE(port));
+ else
+ *(volatile unsigned char *)PORT2ADDR(port) = b;
+}
+
+void _outw(unsigned short w, unsigned long port)
+{
+ if (port >= LAN_IOSTART && port < LAN_IOEND)
+ _ne_outw(w, PORT2ADDR_NE(port));
+ else
+ *(volatile unsigned short *)PORT2ADDR(port) = w;
+}
+
+void _outl(unsigned long l, unsigned long port)
+{
+ *(volatile unsigned long *)PORT2ADDR(port) = l;
+}
+
+void _outb_p(unsigned char b, unsigned long port)
+{
+ _outb(b, port);
+ delay();
+}
+
+void _outw_p(unsigned short w, unsigned long port)
+{
+ _outw(w, port);
+ delay();
+}
+
+void _outl_p(unsigned long l, unsigned long port)
+{
+ _outl(l, port);
+ delay();
+}
+
+void _insb(unsigned int port, void *addr, unsigned long count)
+{
+ if (port >= LAN_IOSTART && port < LAN_IOEND)
+ _ne_insb(PORT2ADDR_NE(port), addr, count);
+ else {
+ unsigned char *buf = addr;
+ unsigned char *portp = PORT2ADDR(port);
+ while (count--)
+ *buf++ = *(volatile unsigned char *)portp;
+ }
+}
+
+void _insw(unsigned int port, void *addr, unsigned long count)
+{
+ unsigned short *buf = addr;
+ unsigned short *portp;
+
+ if (port >= LAN_IOSTART && port < LAN_IOEND) {
+ /*
+ * This portion is only used by smc91111.c to read data
+ * from the DATA_REG. Do not swap the data.
+ */
+ portp = PORT2ADDR_NE(port);
+ while (count--)
+ *buf++ = *(volatile unsigned short *)portp;
+#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
+ } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
+ pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short),
+ count, 1);
+#endif
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+ } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+ portp = __port2addr_ata(port);
+ while (count--)
+ *buf++ = *(volatile unsigned short *)portp;
+#endif
+ } else {
+ portp = PORT2ADDR(port);
+ while (count--)
+ *buf++ = *(volatile unsigned short *)portp;
+ }
+}
+
+void _insl(unsigned int port, void *addr, unsigned long count)
+{
+ unsigned long *buf = addr;
+ unsigned long *portp;
+
+ portp = PORT2ADDR(port);
+ while (count--)
+ *buf++ = *(volatile unsigned long *)portp;
+}
+
+void _outsb(unsigned int port, const void *addr, unsigned long count)
+{
+ const unsigned char *buf = addr;
+ unsigned char *portp;
+
+ if (port >= LAN_IOSTART && port < LAN_IOEND) {
+ portp = PORT2ADDR_NE(port);
+ while (count--)
+ _ne_outb(*buf++, portp);
+ } else {
+ portp = PORT2ADDR(port);
+ while (count--)
+ *(volatile unsigned char *)portp = *buf++;
+ }
+}
+
+void _outsw(unsigned int port, const void *addr, unsigned long count)
+{
+ const unsigned short *buf = addr;
+ unsigned short *portp;
+
+ if (port >= LAN_IOSTART && port < LAN_IOEND) {
+ /*
+ * This portion is only used by smc91111.c to write data
+ * into the DATA_REG. Do not swap the data.
+ */
+ portp = PORT2ADDR_NE(port);
+ while (count--)
+ *(volatile unsigned short *)portp = *buf++;
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+ } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+ portp = __port2addr_ata(port);
+ while (count--)
+ *(volatile unsigned short *)portp = *buf++;
+#endif
+#if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
+ } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
+ pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short),
+ count, 1);
+#endif
+ } else {
+ portp = PORT2ADDR(port);
+ while (count--)
+ *(volatile unsigned short *)portp = *buf++;
+ }
+}
+
+void _outsl(unsigned int port, const void *addr, unsigned long count)
+{
+ const unsigned long *buf = addr;
+ unsigned char *portp;
+
+ portp = PORT2ADDR(port);
+ while (count--)
+ *(volatile unsigned long *)portp = *buf++;
+}
diff --git a/arch/m32r/kernel/io_m32700ut.c b/arch/m32r/kernel/io_m32700ut.c
index eda9f963c1e..939932d6cc0 100644
--- a/arch/m32r/kernel/io_m32700ut.c
+++ b/arch/m32r/kernel/io_m32700ut.c
@@ -36,7 +36,7 @@ extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port + NONCACHE_OFFSET);
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
@@ -45,15 +45,15 @@ static inline void *__port2addr_ata(unsigned long port)
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xac002000;
- case 0x1f1: return (void *)0xac012800;
- case 0x1f2: return (void *)0xac012002;
- case 0x1f3: return (void *)0xac012802;
- case 0x1f4: return (void *)0xac012004;
- case 0x1f5: return (void *)0xac012804;
- case 0x1f6: return (void *)0xac012006;
- case 0x1f7: return (void *)0xac012806;
- case 0x3f6: return (void *)0xac01200e;
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
@@ -64,8 +64,8 @@ static inline void *__port2addr_ata(unsigned long port)
* from 0x10000000 to 0x13ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
diff --git a/arch/m32r/kernel/io_mappi.c b/arch/m32r/kernel/io_mappi.c
index 3c3da042fbd..a662b537c5b 100644
--- a/arch/m32r/kernel/io_mappi.c
+++ b/arch/m32r/kernel/io_mappi.c
@@ -31,7 +31,7 @@ extern void pcc_iowrite(int, unsigned long, void *, size_t, size_t, int);
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
static inline void *_port2addr_ne(unsigned long port)
diff --git a/arch/m32r/kernel/io_mappi2.c b/arch/m32r/kernel/io_mappi2.c
index df3c729cb3e..e72d725606a 100644
--- a/arch/m32r/kernel/io_mappi2.c
+++ b/arch/m32r/kernel/io_mappi2.c
@@ -33,7 +33,7 @@ extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
@@ -42,22 +42,22 @@ static inline void *__port2addr_ata(unsigned long port)
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xac002000;
- case 0x1f1: return (void *)0xac012800;
- case 0x1f2: return (void *)0xac012002;
- case 0x1f3: return (void *)0xac012802;
- case 0x1f4: return (void *)0xac012004;
- case 0x1f5: return (void *)0xac012804;
- case 0x1f6: return (void *)0xac012006;
- case 0x1f7: return (void *)0xac012806;
- case 0x3f6: return (void *)0xac01200e;
+ case 0x1f0: return (void *)(0x0c002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x0c012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x0c012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x0c012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x0c012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x0c012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x0c012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x0c012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x0c01200e | NONCACHE_OFFSET);
default: return (void *)&dummy_reg;
}
}
#endif
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
#ifdef CONFIG_CHIP_OPSP
static inline void *_port2addr_ne(unsigned long port)
{
diff --git a/arch/m32r/kernel/io_mappi3.c b/arch/m32r/kernel/io_mappi3.c
index 6716ffea769..ed6da930bc6 100644
--- a/arch/m32r/kernel/io_mappi3.c
+++ b/arch/m32r/kernel/io_mappi3.c
@@ -33,31 +33,52 @@ extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port + NONCACHE_OFFSET);
+ return (void *)(port | NONCACHE_OFFSET);
}
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+#if defined(CONFIG_IDE)
static inline void *__port2addr_ata(unsigned long port)
{
static int dummy_reg;
switch (port) {
- case 0x1f0: return (void *)0xb4002000;
- case 0x1f1: return (void *)0xb4012800;
- case 0x1f2: return (void *)0xb4012002;
- case 0x1f3: return (void *)0xb4012802;
- case 0x1f4: return (void *)0xb4012004;
- case 0x1f5: return (void *)0xb4012804;
- case 0x1f6: return (void *)0xb4012006;
- case 0x1f7: return (void *)0xb4012806;
- case 0x3f6: return (void *)0xb401200e;
+ /* IDE0 CF */
+ case 0x1f0: return (void *)(0x14002000 | NONCACHE_OFFSET);
+ case 0x1f1: return (void *)(0x14012800 | NONCACHE_OFFSET);
+ case 0x1f2: return (void *)(0x14012002 | NONCACHE_OFFSET);
+ case 0x1f3: return (void *)(0x14012802 | NONCACHE_OFFSET);
+ case 0x1f4: return (void *)(0x14012004 | NONCACHE_OFFSET);
+ case 0x1f5: return (void *)(0x14012804 | NONCACHE_OFFSET);
+ case 0x1f6: return (void *)(0x14012006 | NONCACHE_OFFSET);
+ case 0x1f7: return (void *)(0x14012806 | NONCACHE_OFFSET);
+ case 0x3f6: return (void *)(0x1401200e | NONCACHE_OFFSET);
+ /* IDE1 IDE */
+ case 0x170: /* Data 16bit */
+ return (void *)(0x14810000 | NONCACHE_OFFSET);
+ case 0x171: /* Features / Error */
+ return (void *)(0x14810002 | NONCACHE_OFFSET);
+ case 0x172: /* Sector count */
+ return (void *)(0x14810004 | NONCACHE_OFFSET);
+ case 0x173: /* Sector number */
+ return (void *)(0x14810006 | NONCACHE_OFFSET);
+ case 0x174: /* Cylinder low */
+ return (void *)(0x14810008 | NONCACHE_OFFSET);
+ case 0x175: /* Cylinder high */
+ return (void *)(0x1481000a | NONCACHE_OFFSET);
+ case 0x176: /* Device head */
+ return (void *)(0x1481000c | NONCACHE_OFFSET);
+ case 0x177: /* Command */
+ return (void *)(0x1481000e | NONCACHE_OFFSET);
+ case 0x376: /* Device control / Alt status */
+ return (void *)(0x1480800c | NONCACHE_OFFSET);
+
default: return (void *)&dummy_reg;
}
}
#endif
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
@@ -108,8 +129,9 @@ unsigned char _inb(unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
return _ne_inb(PORT2ADDR_NE(port));
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
return *(volatile unsigned char *)__port2addr_ata(port);
}
#endif
@@ -127,8 +149,9 @@ unsigned short _inw(unsigned long port)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
return _ne_inw(PORT2ADDR_NE(port));
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
return *(volatile unsigned short *)__port2addr_ata(port);
}
#endif
@@ -185,8 +208,9 @@ void _outb(unsigned char b, unsigned long port)
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_outb(b, PORT2ADDR_NE(port));
else
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
*(volatile unsigned char *)__port2addr_ata(port) = b;
} else
#endif
@@ -203,8 +227,9 @@ void _outw(unsigned short w, unsigned long port)
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_outw(w, PORT2ADDR_NE(port));
else
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
*(volatile unsigned short *)__port2addr_ata(port) = w;
} else
#endif
@@ -253,8 +278,9 @@ void _insb(unsigned int port, void * addr, unsigned long count)
{
if (port >= LAN_IOSTART && port < LAN_IOEND)
_ne_insb(PORT2ADDR_NE(port), addr, count);
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
unsigned char *buf = addr;
unsigned char *portp = __port2addr_ata(port);
while (count--)
@@ -289,8 +315,9 @@ void _insw(unsigned int port, void * addr, unsigned long count)
pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short),
count, 1);
#endif
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ } else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
portp = __port2addr_ata(port);
while (count--)
*buf++ = *(volatile unsigned short *)portp;
@@ -321,8 +348,9 @@ void _outsb(unsigned int port, const void * addr, unsigned long count)
portp = PORT2ADDR_NE(port);
while (count--)
_ne_outb(*buf++, portp);
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ } else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
portp = __port2addr_ata(port);
while (count--)
*(volatile unsigned char *)portp = *buf++;
@@ -348,8 +376,9 @@ void _outsw(unsigned int port, const void * addr, unsigned long count)
portp = PORT2ADDR_NE(port);
while (count--)
*(volatile unsigned short *)portp = *buf++;
-#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
- } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+#if defined(CONFIG_IDE)
+ } else if ( ((port >= 0x170 && port <=0x177) || port == 0x376) ||
+ ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) ){
portp = __port2addr_ata(port);
while (count--)
*(volatile unsigned short *)portp = *buf++;
diff --git a/arch/m32r/kernel/io_oaks32r.c b/arch/m32r/kernel/io_oaks32r.c
index 8be323931e4..910dd131c22 100644
--- a/arch/m32r/kernel/io_oaks32r.c
+++ b/arch/m32r/kernel/io_oaks32r.c
@@ -16,7 +16,7 @@
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
static inline void *_port2addr_ne(unsigned long port)
diff --git a/arch/m32r/kernel/io_opsput.c b/arch/m32r/kernel/io_opsput.c
index 4793bd18e11..bec69297db3 100644
--- a/arch/m32r/kernel/io_opsput.c
+++ b/arch/m32r/kernel/io_opsput.c
@@ -36,7 +36,7 @@ extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
static inline void *_port2addr(unsigned long port)
{
- return (void *)(port | (NONCACHE_OFFSET));
+ return (void *)(port | NONCACHE_OFFSET);
}
/*
@@ -44,8 +44,8 @@ static inline void *_port2addr(unsigned long port)
* from 0x10000000 to 0x13ffffff on physical address.
* The base address of LAN controller(LAN91C111) is 0x300.
*/
-#define LAN_IOSTART 0xa0000300
-#define LAN_IOEND 0xa0000320
+#define LAN_IOSTART (0x300 | NONCACHE_OFFSET)
+#define LAN_IOEND (0x320 | NONCACHE_OFFSET)
static inline void *_port2addr_ne(unsigned long port)
{
return (void *)(port + 0x10000000);
diff --git a/arch/m32r/kernel/m32r_ksyms.c b/arch/m32r/kernel/m32r_ksyms.c
index e5ec134d81d..dbc8a392105 100644
--- a/arch/m32r/kernel/m32r_ksyms.c
+++ b/arch/m32r/kernel/m32r_ksyms.c
@@ -18,8 +18,6 @@
#include <asm/irq.h>
#include <asm/tlbflush.h>
-extern void dump_thread(struct pt_regs *, struct user *);
-
#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_HD) || defined(CONFIG_BLK_DEV_IDE_MODULE) || defined(CONFIG_BLK_DEV_HD_MODULE)
extern struct drive_info_struct drive_info;
EXPORT_SYMBOL(drive_info);
@@ -27,7 +25,6 @@ EXPORT_SYMBOL(drive_info);
/* platform dependent support */
EXPORT_SYMBOL(boot_cpu_data);
-EXPORT_SYMBOL(dump_thread);
EXPORT_SYMBOL(dump_fpu);
EXPORT_SYMBOL(__ioremap);
EXPORT_SYMBOL(iounmap);
diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index cc4b571e5db..5dfc7ea45cf 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -50,6 +50,10 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
* Powermanagement idle function, if any..
*/
void (*pm_idle)(void) = NULL;
+EXPORT_SYMBOL(pm_idle);
+
+void (*pm_power_off)(void) = NULL;
+EXPORT_SYMBOL(pm_power_off);
void disable_hlt(void)
{
@@ -238,13 +242,10 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
int copy_thread(int nr, unsigned long clone_flags, unsigned long spu,
unsigned long unused, struct task_struct *tsk, struct pt_regs *regs)
{
- struct pt_regs *childregs;
- unsigned long sp = (unsigned long)tsk->thread_info + THREAD_SIZE;
+ struct pt_regs *childregs = task_pt_regs(tsk);
extern void ret_from_fork(void);
/* Copy registers */
- sp -= sizeof (struct pt_regs);
- childregs = (struct pt_regs *)sp;
*childregs = *regs;
childregs->spu = spu;
@@ -257,14 +258,6 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long spu,
}
/*
- * fill in the user structure for a core dump..
- */
-void dump_thread(struct pt_regs * regs, struct user * dump)
-{
- /* M32R_FIXME */
-}
-
-/*
* Capture the user space registers if the task is not running (in user space)
*/
int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 078d2a0e71c..340a3bf59b8 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -35,23 +35,6 @@
#include <asm/mmu_context.h>
/*
- * Get the address of the live pt_regs for the specified task.
- * These are saved onto the top kernel stack when the process
- * is not running.
- *
- * Note: if a user thread is execve'd from kernel space, the
- * kernel stack will not be empty on entry to the kernel, so
- * ptracing these tasks will fail.
- */
-static inline struct pt_regs *
-get_user_regs(struct task_struct *task)
-{
- return (struct pt_regs *)
- ((unsigned long)task->thread_info + THREAD_SIZE
- - sizeof(struct pt_regs));
-}
-
-/*
* This routine will get a word off of the process kernel stack.
*/
static inline unsigned long int
@@ -59,7 +42,7 @@ get_stack_long(struct task_struct *task, int offset)
{
unsigned long *stack;
- stack = (unsigned long *)get_user_regs(task);
+ stack = (unsigned long *)task_pt_regs(task);
return stack[offset];
}
@@ -72,7 +55,7 @@ put_stack_long(struct task_struct *task, int offset, unsigned long data)
{
unsigned long *stack;
- stack = (unsigned long *)get_user_regs(task);
+ stack = (unsigned long *)task_pt_regs(task);
stack[offset] = data;
return 0;
@@ -208,7 +191,7 @@ static int ptrace_write_user(struct task_struct *tsk, unsigned long off,
*/
static int ptrace_getregs(struct task_struct *tsk, void __user *uregs)
{
- struct pt_regs *regs = get_user_regs(tsk);
+ struct pt_regs *regs = task_pt_regs(tsk);
return copy_to_user(uregs, regs, sizeof(struct pt_regs)) ? -EFAULT : 0;
}
@@ -223,7 +206,7 @@ static int ptrace_setregs(struct task_struct *tsk, void __user *uregs)
ret = -EFAULT;
if (copy_from_user(&newregs, uregs, sizeof(struct pt_regs)) == 0) {
- struct pt_regs *regs = get_user_regs(tsk);
+ struct pt_regs *regs = task_pt_regs(tsk);
*regs = newregs;
ret = 0;
}
@@ -762,28 +745,16 @@ asmlinkage long sys_ptrace(long request, long pid, long addr, long data)
int ret;
lock_kernel();
- ret = -EPERM;
if (request == PTRACE_TRACEME) {
- /* are we already being traced? */
- if (current->ptrace & PT_PTRACED)
- goto out;
- /* set the ptrace bit in the process flags. */
- current->ptrace |= PT_PTRACED;
- ret = 0;
+ ret = ptrace_traceme();
goto out;
}
- ret = -ESRCH;
- read_lock(&tasklist_lock);
- child = find_task_by_pid(pid);
- if (child)
- get_task_struct(child);
- read_unlock(&tasklist_lock);
- if (!child)
- goto out;
- ret = -EPERM;
- if (pid == 1) /* you may not mess with init */
+ child = ptrace_get_task_struct(pid);
+ if (IS_ERR(child)) {
+ ret = PTR_ERR(child);
goto out;
+ }
if (request == PTRACE_ATTACH) {
ret = ptrace_attach(child);
diff --git a/arch/m32r/kernel/setup.c b/arch/m32r/kernel/setup.c
index f722ec8eb02..c2e4dccf011 100644
--- a/arch/m32r/kernel/setup.c
+++ b/arch/m32r/kernel/setup.c
@@ -320,6 +320,9 @@ static int show_cpuinfo(struct seq_file *m, void *v)
#elif defined(CONFIG_CHIP_MP)
seq_printf(m, "cpu family\t: M32R-MP\n"
"cache size\t: I-xxKB/D-xxKB\n");
+#elif defined(CONFIG_CHIP_M32104)
+ seq_printf(m,"cpu family\t: M32104\n"
+ "cache size\t: I-8KB/D-8KB\n");
#else
seq_printf(m, "cpu family\t: Unknown\n");
#endif
@@ -340,6 +343,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
seq_printf(m, "Machine\t\t: uServer\n");
#elif defined(CONFIG_PLAT_OAKS32R)
seq_printf(m, "Machine\t\t: OAKS32R\n");
+#elif defined(CONFIG_PLAT_M32104UT)
+ seq_printf(m, "Machine\t\t: M3T-M32104UT uT Engine board\n");
#else
seq_printf(m, "Machine\t\t: Unknown\n");
#endif
@@ -389,7 +394,7 @@ unsigned long cpu_initialized __initdata = 0;
*/
#if defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_XNUX2) \
|| defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_M32102) \
- || defined(CONFIG_CHIP_OPSP)
+ || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104)
void __init cpu_init (void)
{
int cpu_id = smp_processor_id();
diff --git a/arch/m32r/kernel/setup_m32104ut.c b/arch/m32r/kernel/setup_m32104ut.c
new file mode 100644
index 00000000000..6328e1357a8
--- /dev/null
+++ b/arch/m32r/kernel/setup_m32104ut.c
@@ -0,0 +1,156 @@
+/*
+ * linux/arch/m32r/kernel/setup_m32104ut.c
+ *
+ * Setup routines for M32104UT Board
+ *
+ * Copyright (c) 2002-2005 Hiroyuki Kondo, Hirokazu Takata,
+ * Hitoshi Yamamoto, Mamoru Sakugawa,
+ * Naoto Sugai, Hayato Fujiwara
+ */
+
+#include <linux/config.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+
+#include <asm/system.h>
+#include <asm/m32r.h>
+#include <asm/io.h>
+
+#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
+
+icu_data_t icu_data[NR_IRQS];
+
+static void disable_m32104ut_irq(unsigned int irq)
+{
+ unsigned long port, data;
+
+ port = irq2port(irq);
+ data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
+ outl(data, port);
+}
+
+static void enable_m32104ut_irq(unsigned int irq)
+{
+ unsigned long port, data;
+
+ port = irq2port(irq);
+ data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
+ outl(data, port);
+}
+
+static void mask_and_ack_m32104ut(unsigned int irq)
+{
+ disable_m32104ut_irq(irq);
+}
+
+static void end_m32104ut_irq(unsigned int irq)
+{
+ enable_m32104ut_irq(irq);
+}
+
+static unsigned int startup_m32104ut_irq(unsigned int irq)
+{
+ enable_m32104ut_irq(irq);
+ return (0);
+}
+
+static void shutdown_m32104ut_irq(unsigned int irq)
+{
+ unsigned long port;
+
+ port = irq2port(irq);
+ outl(M32R_ICUCR_ILEVEL7, port);
+}
+
+static struct hw_interrupt_type m32104ut_irq_type =
+{
+ .typename = "M32104UT-IRQ",
+ .startup = startup_m32104ut_irq,
+ .shutdown = shutdown_m32104ut_irq,
+ .enable = enable_m32104ut_irq,
+ .disable = disable_m32104ut_irq,
+ .ack = mask_and_ack_m32104ut,
+ .end = end_m32104ut_irq
+};
+
+void __init init_IRQ(void)
+{
+ static int once = 0;
+
+ if (once)
+ return;
+ else
+ once++;
+
+#if defined(CONFIG_SMC91X)
+ /* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/
+ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
+ irq_desc[M32R_IRQ_INT0].handler = &m32104ut_irq_type;
+ irq_desc[M32R_IRQ_INT0].action = 0;
+ irq_desc[M32R_IRQ_INT0].depth = 1;
+ icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11; /* "H" level sense */
+ disable_m32104ut_irq(M32R_IRQ_INT0);
+#endif /* CONFIG_SMC91X */
+
+ /* MFT2 : system timer */
+ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
+ irq_desc[M32R_IRQ_MFT2].handler = &m32104ut_irq_type;
+ irq_desc[M32R_IRQ_MFT2].action = 0;
+ irq_desc[M32R_IRQ_MFT2].depth = 1;
+ icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
+ disable_m32104ut_irq(M32R_IRQ_MFT2);
+
+#ifdef CONFIG_SERIAL_M32R_SIO
+ /* SIO0_R : uart receive data */
+ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED;
+ irq_desc[M32R_IRQ_SIO0_R].handler = &m32104ut_irq_type;
+ irq_desc[M32R_IRQ_SIO0_R].action = 0;
+ irq_desc[M32R_IRQ_SIO0_R].depth = 1;
+ icu_data[M32R_IRQ_SIO0_R].icucr = M32R_ICUCR_IEN;
+ disable_m32104ut_irq(M32R_IRQ_SIO0_R);
+
+ /* SIO0_S : uart send data */
+ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED;
+ irq_desc[M32R_IRQ_SIO0_S].handler = &m32104ut_irq_type;
+ irq_desc[M32R_IRQ_SIO0_S].action = 0;
+ irq_desc[M32R_IRQ_SIO0_S].depth = 1;
+ icu_data[M32R_IRQ_SIO0_S].icucr = M32R_ICUCR_IEN;
+ disable_m32104ut_irq(M32R_IRQ_SIO0_S);
+#endif /* CONFIG_SERIAL_M32R_SIO */
+}
+
+#if defined(CONFIG_SMC91X)
+
+#define LAN_IOSTART 0x300
+#define LAN_IOEND 0x320
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .start = (LAN_IOSTART),
+ .end = (LAN_IOEND),
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = M32R_IRQ_INT0,
+ .end = M32R_IRQ_INT0,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+#endif
+
+static int __init platform_init(void)
+{
+#if defined(CONFIG_SMC91X)
+ platform_device_register(&smc91x_device);
+#endif
+ return 0;
+}
+arch_initcall(platform_init);
diff --git a/arch/m32r/kernel/setup_m32700ut.c b/arch/m32r/kernel/setup_m32700ut.c
index cb76916b014..fad1fc99bb2 100644
--- a/arch/m32r/kernel/setup_m32700ut.c
+++ b/arch/m32r/kernel/setup_m32700ut.c
@@ -26,15 +26,7 @@
*/
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-static icu_data_t icu_data[M32700UT_NUM_CPU_IRQ];
-#else
icu_data_t icu_data[M32700UT_NUM_CPU_IRQ];
-#endif /* CONFIG_SMP */
-
static void disable_m32700ut_irq(unsigned int irq)
{
diff --git a/arch/m32r/kernel/setup_mappi.c b/arch/m32r/kernel/setup_mappi.c
index 501d798cf05..00f253209cb 100644
--- a/arch/m32r/kernel/setup_mappi.c
+++ b/arch/m32r/kernel/setup_mappi.c
@@ -19,12 +19,6 @@
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-#endif /* CONFIG_SMP */
-
icu_data_t icu_data[NR_IRQS];
static void disable_mappi_irq(unsigned int irq)
diff --git a/arch/m32r/kernel/setup_mappi2.c b/arch/m32r/kernel/setup_mappi2.c
index 7f2db5bfd62..eebc9d8b4e7 100644
--- a/arch/m32r/kernel/setup_mappi2.c
+++ b/arch/m32r/kernel/setup_mappi2.c
@@ -19,12 +19,6 @@
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-#endif /* CONFIG_SMP */
-
icu_data_t icu_data[NR_IRQS];
static void disable_mappi2_irq(unsigned int irq)
diff --git a/arch/m32r/kernel/setup_mappi3.c b/arch/m32r/kernel/setup_mappi3.c
index 9c79341a7b4..d2ff021e2d3 100644
--- a/arch/m32r/kernel/setup_mappi3.c
+++ b/arch/m32r/kernel/setup_mappi3.c
@@ -19,12 +19,6 @@
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-#endif /* CONFIG_SMP */
-
icu_data_t icu_data[NR_IRQS];
static void disable_mappi3_irq(unsigned int irq)
@@ -151,7 +145,7 @@ void __init init_IRQ(void)
disable_mappi3_irq(M32R_IRQ_INT1);
#endif /* CONFIG_USB */
- /* ICUCR40: CFC IREQ */
+ /* CFC IREQ */
irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED;
irq_desc[PLD_IRQ_CFIREQ].handler = &mappi3_irq_type;
irq_desc[PLD_IRQ_CFIREQ].action = 0;
@@ -160,7 +154,7 @@ void __init init_IRQ(void)
disable_mappi3_irq(PLD_IRQ_CFIREQ);
#if defined(CONFIG_M32R_CFC)
- /* ICUCR41: CFC Insert */
+ /* ICUCR41: CFC Insert & eject */
irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED;
irq_desc[PLD_IRQ_CFC_INSERT].handler = &mappi3_irq_type;
irq_desc[PLD_IRQ_CFC_INSERT].action = 0;
@@ -168,14 +162,16 @@ void __init init_IRQ(void)
icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00;
disable_mappi3_irq(PLD_IRQ_CFC_INSERT);
- /* ICUCR42: CFC Eject */
- irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED;
- irq_desc[PLD_IRQ_CFC_EJECT].handler = &mappi3_irq_type;
- irq_desc[PLD_IRQ_CFC_EJECT].action = 0;
- irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */
- icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
- disable_mappi3_irq(PLD_IRQ_CFC_EJECT);
#endif /* CONFIG_M32R_CFC */
+
+ /* IDE IREQ */
+ irq_desc[PLD_IRQ_IDEIREQ].status = IRQ_DISABLED;
+ irq_desc[PLD_IRQ_IDEIREQ].handler = &mappi3_irq_type;
+ irq_desc[PLD_IRQ_IDEIREQ].action = 0;
+ irq_desc[PLD_IRQ_IDEIREQ].depth = 1; /* disable nested irq */
+ icu_data[PLD_IRQ_IDEIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
+ disable_mappi3_irq(PLD_IRQ_IDEIREQ);
+
}
#if defined(CONFIG_SMC91X)
diff --git a/arch/m32r/kernel/setup_oaks32r.c b/arch/m32r/kernel/setup_oaks32r.c
index 45add5b76f1..0e9e63538c0 100644
--- a/arch/m32r/kernel/setup_oaks32r.c
+++ b/arch/m32r/kernel/setup_oaks32r.c
@@ -18,12 +18,6 @@
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-#endif /* CONFIG_SMP */
-
icu_data_t icu_data[NR_IRQS];
static void disable_oaks32r_irq(unsigned int irq)
diff --git a/arch/m32r/kernel/setup_opsput.c b/arch/m32r/kernel/setup_opsput.c
index 1fbb140854e..548e8fc7949 100644
--- a/arch/m32r/kernel/setup_opsput.c
+++ b/arch/m32r/kernel/setup_opsput.c
@@ -27,15 +27,7 @@
*/
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#ifndef CONFIG_SMP
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-static icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ];
-#else
icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ];
-#endif /* CONFIG_SMP */
-
static void disable_opsput_irq(unsigned int irq)
{
diff --git a/arch/m32r/kernel/setup_usrv.c b/arch/m32r/kernel/setup_usrv.c
index 634741bf9d3..64be659a23e 100644
--- a/arch/m32r/kernel/setup_usrv.c
+++ b/arch/m32r/kernel/setup_usrv.c
@@ -18,12 +18,6 @@
#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
-#if !defined(CONFIG_SMP)
-typedef struct {
- unsigned long icucr; /* ICU Control Register */
-} icu_data_t;
-#endif /* CONFIG_SMP */
-
icu_data_t icu_data[M32700UT_NUM_CPU_IRQ];
static void disable_mappi_irq(unsigned int irq)
diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index b90c54169fa..d7ec16e7fb2 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -286,7 +286,7 @@ static void __init do_boot_cpu(int phys_id)
/* So we see what's up */
printk("Booting processor %d/%d\n", phys_id, cpu_id);
stack_start.spi = (void *)idle->thread.sp;
- idle->thread_info->cpu = cpu_id;
+ task_thread_info(idle)->cpu = cpu_id;
/*
* Send Startup IPI
diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c
index e0500e12c5f..fe55b28d372 100644
--- a/arch/m32r/kernel/sys_m32r.c
+++ b/arch/m32r/kernel/sys_m32r.c
@@ -41,7 +41,8 @@ asmlinkage int sys_tas(int *addr)
return -EFAULT;
local_irq_save(flags);
oldval = *addr;
- *addr = 1;
+ if (!oldval)
+ *addr = 1;
local_irq_restore(flags);
return oldval;
}
@@ -59,7 +60,8 @@ asmlinkage int sys_tas(int *addr)
_raw_spin_lock(&tas_lock);
oldval = *addr;
- *addr = 1;
+ if (!oldval)
+ *addr = 1;
_raw_spin_unlock(&tas_lock);
return oldval;
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c
index 2ebce2063fe..b8e68b54230 100644
--- a/arch/m32r/kernel/time.c
+++ b/arch/m32r/kernel/time.c
@@ -57,7 +57,7 @@ static unsigned long do_gettimeoffset(void)
#if defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_XNUX2) \
|| defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_M32700) \
- || defined(CONFIG_CHIP_OPSP)
+ || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104)
#ifndef CONFIG_SMP
unsigned long count;
@@ -268,7 +268,7 @@ void __init time_init(void)
#if defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_XNUX2) \
|| defined(CONFIG_CHIP_VDEC2) || defined(CONFIG_CHIP_M32700) \
- || defined(CONFIG_CHIP_OPSP)
+ || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104)
/* M32102 MFT setup */
setup_irq(M32R_IRQ_MFT2, &irq0);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-19 13:32:31 +0000