arch/h8300 update.
-----BEGIN PGP SIGNATURE----- iHkEABECADkWIQSgYnFi3j8cJth9/dOC7L743CGq0QUCW31aihsceXNhdG9AdXNl cnMuc291cmNlZm9yZ2UuanAACgkQguy++NwhqtGezQCdG6IcJORiacpzVVw5AsTv fsRTS8EAniU8F/lw0LlF77eyJzGP9Fa5ZJ8y =TN4Q -----END PGP SIGNATURE----- Merge tag 'for-4.19' of git://git.sourceforge.jp/gitroot/uclinux-h8/linux Pull arch/h8300 updates from Yoshinori Sato. * tag 'for-4.19' of git://git.sourceforge.jp/gitroot/uclinux-h8/linux: h8300: fix IRQ no arch/h8300: add a defconfig target arch/h8300: eliminate kgbd.c warning arch/h8300: eliminate ptrace.h warnings h8300:let the checker know that size_t is ulong h8300: Don't include linux/kernel.h in asm/atomic.h h8300: remove unnecessary of_platform_populate call h8300: Correct signature of test_bit() h8300: irqchip: fix warning h8300: switch to NO_BOOTMEM h8300: gcc-8.1 fix h8300: Add missing output register.hifive-unleashed-5.1
Linus Torvalds
commit
20a9e57a09
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@ -16,6 +16,7 @@ config H8300
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select OF_IRQ
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select OF_EARLY_FLATTREE
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select HAVE_MEMBLOCK
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select NO_BOOTMEM
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select TIMER_OF
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select H8300_TMR8
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select HAVE_KERNEL_GZIP
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@ -8,6 +8,8 @@
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# (C) Copyright 2002-2015 Yoshinori Sato <ysato@users.sourceforge.jp>
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#
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KBUILD_DEFCONFIG := edosk2674_defconfig
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cflags-$(CONFIG_CPU_H8300H) := -mh
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aflags-$(CONFIG_CPU_H8300H) := -mh -Wa,--mach=h8300h
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ldflags-$(CONFIG_CPU_H8300H) := -mh8300helf_linux
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@ -22,6 +24,8 @@ KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\"
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KBUILD_AFLAGS += $(aflags-y)
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LDFLAGS += $(ldflags-y)
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CHECKFLAGS += -msize-long
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ifeq ($(CROSS_COMPILE),)
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CROSS_COMPILE := h8300-unknown-linux-
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endif
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@ -73,7 +73,7 @@
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timer16: timer@ffff68 {
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compatible = "renesas,16bit-timer";
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reg = <0xffff68 8>, <0xffff60 8>;
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interrupts = <24 0>;
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interrupts = <26 0>;
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renesas,channel = <0>;
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clocks = <&fclk>;
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clock-names = "fck";
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@ -29,11 +29,11 @@ static inline unsigned long ffz(unsigned long word)
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result = -1;
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__asm__("1:\n\t"
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"shlr.l %2\n\t"
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"shlr.l %1\n\t"
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"adds #1,%0\n\t"
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"bcs 1b"
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: "=r"(result)
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: "0"(result), "r"(word));
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: "=r"(result),"=r"(word)
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: "0"(result), "1"(word));
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return result;
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}
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@ -66,7 +66,7 @@ H8300_GEN_BITOP(change_bit, "bnot")
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#undef H8300_GEN_BITOP
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static inline int test_bit(int nr, const unsigned long *addr)
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static inline int test_bit(int nr, const volatile unsigned long *addr)
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{
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int ret = 0;
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unsigned char *b_addr;
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@ -162,11 +162,11 @@ static inline unsigned long __ffs(unsigned long word)
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result = -1;
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__asm__("1:\n\t"
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"shlr.l %2\n\t"
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"shlr.l %1\n\t"
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"adds #1,%0\n\t"
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"bcc 1b"
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: "=r" (result)
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: "0"(result), "r"(word));
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: "=r" (result),"=r"(word)
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: "0"(result), "1"(word));
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return result;
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}
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@ -4,6 +4,8 @@
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#include <uapi/asm/ptrace.h>
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struct task_struct;
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#ifndef __ASSEMBLY__
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#ifndef PS_S
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#define PS_S (0x10)
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@ -129,7 +129,7 @@ void kgdb_arch_exit(void)
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/* Nothing to do */
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}
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const struct kgdb_arch arch_kgdb_ops = {
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struct kgdb_arch arch_kgdb_ops = {
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/* Breakpoint instruction: trapa #2 */
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.gdb_bpt_instr = { 0x57, 0x20 },
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};
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@ -23,7 +23,6 @@
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#include <linux/init.h>
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#include <linux/of.h>
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#include <linux/of_fdt.h>
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#include <linux/of_platform.h>
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#include <linux/of_address.h>
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#include <linux/clk-provider.h>
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#include <linux/memblock.h>
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@ -71,10 +70,6 @@ void __init h8300_fdt_init(void *fdt, char *bootargs)
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static void __init bootmem_init(void)
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{
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int bootmap_size;
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unsigned long ram_start_pfn;
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unsigned long free_ram_start_pfn;
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unsigned long ram_end_pfn;
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struct memblock_region *region;
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memory_end = memory_start = 0;
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@ -88,33 +83,17 @@ static void __init bootmem_init(void)
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if (!memory_end)
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panic("No memory!");
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ram_start_pfn = PFN_UP(memory_start);
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/* free_ram_start_pfn is first page after kernel */
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free_ram_start_pfn = PFN_UP(__pa(_end));
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ram_end_pfn = PFN_DOWN(memblock_end_of_DRAM());
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/* setup bootmem globals (we use no_bootmem, but mm still depends on this) */
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min_low_pfn = PFN_UP(memory_start);
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max_low_pfn = PFN_DOWN(memblock_end_of_DRAM());
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max_pfn = max_low_pfn;
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max_pfn = ram_end_pfn;
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memblock_reserve(__pa(_stext), _end - _stext);
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/*
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* give all the memory to the bootmap allocator, tell it to put the
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* boot mem_map at the start of memory
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*/
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bootmap_size = init_bootmem_node(NODE_DATA(0),
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free_ram_start_pfn,
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0,
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ram_end_pfn);
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/*
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* free the usable memory, we have to make sure we do not free
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* the bootmem bitmap so we then reserve it after freeing it :-)
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*/
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free_bootmem(PFN_PHYS(free_ram_start_pfn),
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(ram_end_pfn - free_ram_start_pfn) << PAGE_SHIFT);
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reserve_bootmem(PFN_PHYS(free_ram_start_pfn), bootmap_size,
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BOOTMEM_DEFAULT);
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early_init_fdt_reserve_self();
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early_init_fdt_scan_reserved_mem();
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for_each_memblock(reserved, region) {
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reserve_bootmem(region->base, region->size, BOOTMEM_DEFAULT);
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}
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memblock_dump_all();
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}
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void __init setup_arch(char **cmdline_p)
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@ -188,15 +167,6 @@ const struct seq_operations cpuinfo_op = {
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.show = show_cpuinfo,
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};
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static int __init device_probe(void)
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{
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of_platform_populate(NULL, NULL, NULL, NULL);
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return 0;
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}
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device_initcall(device_probe);
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#if defined(CONFIG_CPU_H8300H)
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#define get_wait(base, addr) ({ \
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int baddr; \
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@ -13,12 +13,13 @@
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static void sim_write(struct console *con, const char *s, unsigned n)
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{
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register const int fd __asm__("er0") = 1; /* stdout */
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register const char *_ptr __asm__("er1") = s;
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register const unsigned _len __asm__("er2") = n;
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__asm__(".byte 0x5e,0x00,0x00,0xc7\n\t" /* jsr @0xc7 (sys_write) */
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: : "g"(fd), "g"(_ptr), "g"(_len));
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__asm__("sub.l er0,er0\n\t" /* er0 = 1 (stdout) */
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"inc.l #1,er0\n\t"
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".byte 0x5e,0x00,0x00,0xc7\n\t" /* jsr @0xc7 (sys_write) */
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: : "g"(_ptr), "g"(_len):"er0");
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}
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static int __init sim_setup(struct earlycon_device *device, const char *opt)
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@ -12,7 +12,7 @@
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#include <asm/io.h>
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static void *intc_baseaddr;
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#define IPRA ((unsigned long)intc_baseaddr)
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#define IPRA (intc_baseaddr)
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static const unsigned char ipr_table[] = {
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0x03, 0x02, 0x01, 0x00, 0x13, 0x12, 0x11, 0x10, /* 16 - 23 */
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@ -34,7 +34,7 @@ static const unsigned char ipr_table[] = {
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static void h8s_disable_irq(struct irq_data *data)
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{
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int pos;
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unsigned int addr;
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void __iomem *addr;
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unsigned short pri;
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int irq = data->irq;
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@ -48,7 +48,7 @@ static void h8s_disable_irq(struct irq_data *data)
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static void h8s_enable_irq(struct irq_data *data)
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{
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int pos;
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unsigned int addr;
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void __iomem *addr;
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unsigned short pri;
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int irq = data->irq;
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