forked from xuos/xiuos
Change Service dir structure, erase uncessary hardkernel functions.
This commit is contained in:
TXuian
parent
18eff4334c
commit
3b011500f1
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@ -77,6 +77,10 @@ BOOT_STACK_SIZE = 0x4000;
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RAM_VECTORS_SIZE = 72;
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/* Specify the memory areas */
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/*
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ddr3: physical area: [0x10000000, 0x50000000);
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virt_ddr3: virt area exclude boot(start_sec), that will be [0x90000000 + 0x11000, 0xD0000000)
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*/
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MEMORY
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{
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ocram (rwx) : ORIGIN = 0x00900000, LENGTH = 256K
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@ -154,7 +158,7 @@ SECTIONS
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PROVIDE(boot_end_addr = .);
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} > ddr3
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/* Other Kernel code is placed over 0x80000000 + 128KB. */
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/* Other Kernel code is placed over 0x10011000(phy) and 0x90011000(virt). */
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.text : AT(0x10011000) {
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*(.vectors)
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. = ALIGN(0x1000);
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@ -156,29 +156,11 @@ static uint32_t _hw_cur_int_num(uint32_t int_info)
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return int_info & 0x1FF;
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}
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static uint32_t _hw_cur_int_cpu(uint32_t int_info)
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{
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return (int_info >> 10) & 0x7;
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}
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static void _hw_after_irq(uint32_t int_info)
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{
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gic_write_end_of_irq(int_info);
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}
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static int _is_interruptable(void)
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{
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uint32_t val;
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__asm__ __volatile__(
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"mrs %0, cpsr"
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: "=r"(val)
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:
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:);
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return !(val & DIS_INT);
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}
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int _cur_cpu_id()
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{
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return cpu_get_current();
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@ -196,10 +178,8 @@ static struct XiziTrapDriver xizi_trap_driver = {
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.bind_irq_handler = _bind_irq_handler,
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.is_interruptable = _is_interruptable,
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.hw_before_irq = _hw_before_irq,
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.hw_cur_int_num = _hw_cur_int_num,
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.hw_cur_int_cpu = _hw_cur_int_cpu,
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.hw_after_irq = _hw_after_irq,
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};
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@ -163,29 +163,11 @@ static uint32_t _hw_cur_int_num(uint32_t int_info)
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return int_info & XSCUGIC_ACK_INTID_MASK;
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}
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static uint32_t _hw_cur_int_cpu(uint32_t int_info)
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{
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return (int_info >> 5) & 0x3;
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}
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static void _hw_after_irq(uint32_t int_info)
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{
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XScuGic_CPUWriteReg(&IntcInstance, XSCUGIC_EOI_OFFSET, int_info);
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}
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static int _is_interruptable(void)
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{
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uint32_t val;
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__asm__ __volatile__(
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"mrs %0, cpsr"
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: "=r"(val)
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:
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:);
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return !(val & DIS_INT);
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}
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int _cur_cpu_id()
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{
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return cpu_get_current();
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@ -203,10 +185,8 @@ static struct XiziTrapDriver xizi_trap_driver = {
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.bind_irq_handler = _bind_irq_handler,
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.is_interruptable = _is_interruptable,
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.hw_before_irq = _hw_before_irq,
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.hw_cur_int_num = _hw_cur_int_num,
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.hw_cur_int_cpu = _hw_cur_int_cpu,
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.hw_after_irq = _hw_after_irq,
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};
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@ -56,8 +56,6 @@ struct irq_table_entry {
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struct XiziTrapDriver {
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/* irq number table*/
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struct irq_table_entry sw_irqtbl[NR_IRQS];
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/* current irq number happening in cpu*/
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uint32_t curr_int[NR_CPU];
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void (*sys_irq_init)(int);
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int (*cur_cpu_id)();
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@ -71,11 +69,9 @@ struct XiziTrapDriver {
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void (*bind_irq_handler)(int, irq_handler_t);
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/* check if no if interruptable */
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int (*is_interruptable)();
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/* code runs before irq handling */
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uint32_t (*hw_before_irq)();
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uint32_t (*hw_cur_int_num)(uint32_t int_info);
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uint32_t (*hw_cur_int_cpu)(uint32_t int_info);
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/* code runs after irq handling */
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void (*hw_after_irq)(uint32_t int_info);
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};
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@ -38,24 +38,6 @@ Modification:
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// extern struct MmuCommonDone mmu_common_done;
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static struct MmuDriverRightGroup right_group;
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void load_pgdir_critical(uintptr_t pgdir_paddr, struct TraceTag* intr_driver_tag)
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{
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/* get cache driver */
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struct ICacheDone* p_icache_done = AchieveResource(&right_group.icache_driver_tag);
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struct DCacheDone* p_dcache_done = AchieveResource(&right_group.dcache_driver_tag);
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/* get intr driver */
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struct XiziTrapDriver* p_intr_driver = AchieveResource(intr_driver_tag);
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p_intr_driver->cpu_irq_disable();
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TTBR0_W((uint32_t)pgdir_paddr);
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CLEARTLB(0);
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p_icache_done->invalidateall();
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p_dcache_done->flushall();
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p_intr_driver->cpu_irq_enable();
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}
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void load_pgdir(uintptr_t pgdir_paddr)
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{
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/* get cache driver */
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@ -94,7 +76,6 @@ static struct MmuCommonDone mmu_common_done = {
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.MmuUsrDevPteAttr = GetUsrDevPteAttr,
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.MmuKernPteAttr = GetKernPteAttr,
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.LoadPgdirCrit = load_pgdir_critical,
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.LoadPgdir = load_pgdir,
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.TlbFlushAll = tlb_flush_all,
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.TlbFlush = tlb_flush_range,
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@ -27,7 +27,6 @@ struct MmuCommonDone
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void (*MmuUsrDevPteAttr)(uintptr_t* attr);
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void (*MmuKernPteAttr)(uintptr_t* attr);
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void (*LoadPgdirCrit)(uintptr_t pgdir_paddr, struct TraceTag*);
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void (*LoadPgdir)(uintptr_t pgdir_paddr);
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void (*TlbFlushAll)();
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void (*TlbFlush)(uintptr_t vaddr, int len);
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@ -19,6 +19,8 @@ c_useropts = -O0
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INC_DIR = -I$(KERNEL_ROOT)/services/shell/letter-shell \
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-I$(KERNEL_ROOT)/services/lib/ipc \
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-I$(KERNEL_ROOT)/services/lib/memory \
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-I$(KERNEL_ROOT)/services/lib/serial \
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-I$(KERNEL_ROOT)/services/lib/usyscall \
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-I$(KERNEL_ROOT)/services/fs/libfs \
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-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
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-I$(KERNEL_ROOT)/services/app
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@ -37,44 +39,44 @@ bin:
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@mkdir -p bin
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ifeq ($(BOARD), imx6q-sabrelite)
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test_irq_send: test_irq_sender.o usyscall.o libserial.o
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test_irq_send: test_irq_sender.o usyscall.o arch_usyscall.o libserial.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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endif
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test_irq_block: test_irq_block.o libserial.o libipc.o session.o usyscall.o libmem.o
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test_irq_block: test_irq_block.o libserial.o libipc.o session.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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test_irq_hdlr: test_irq_handler.o libserial.o libipc.o session.o usyscall.o libmem.o
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test_irq_hdlr: test_irq_handler.o libserial.o libipc.o session.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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shell: shell_port.o libserial.o shell_cmd_list.o shell.o shell_ext.o libfs_to_client.o libipc.o session.o usyscall.o libmem.o
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shell: shell_port.o libserial.o shell_cmd_list.o shell.o shell_ext.o libfs_to_client.o libipc.o session.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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init: init.o libfs_to_client.o libipc.o session.o libserial.o usyscall.o libmem.o
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init: init.o libfs_to_client.o libipc.o session.o libserial.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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test_fs: test_fs.o libfs_to_client.o libipc.o session.o libserial.o usyscall.o libmem.o
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test_fs: test_fs.o libfs_to_client.o libipc.o session.o libserial.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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simple_client: simple_client.o libserial.o libipc.o session.o simple_service.o libfs_to_client.o usyscall.o libmem.o
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simple_client: simple_client.o libserial.o libipc.o session.o simple_service.o libfs_to_client.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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simple_server: simple_server.o libserial.o libipc.o session.o simple_service.o usyscall.o libmem.o
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simple_server: simple_server.o libserial.o libipc.o session.o simple_service.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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fs_server: fs_server.o libfs_to_client.o fs.o libserial.o libipc.o session.o block_io.o usyscall.o libmem.o
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fs_server: fs_server.o libfs_to_client.o fs.o libserial.o libipc.o session.o block_io.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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test_priority: test_priority.o libserial.o usyscall.o libmem.o
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test_priority: test_priority.o libserial.o usyscall.o arch_usyscall.o libmem.o
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@${ld} ${user_ldflags} -e main -o $@ $^ ${board_specs}
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@${objdump} -S $@ > $@.asm
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@ -15,10 +15,12 @@ c_useropts = -O0
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INC_DIR = -I$(KERNEL_ROOT)/services/fs/libfs \
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-I$(KERNEL_ROOT)/services/lib/ipc \
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-I$(KERNEL_ROOT)/services/lib/memory \
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-I$(KERNEL_ROOT)/services/lib/serial \
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-I$(KERNEL_ROOT)/services/lib/usyscall \
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-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
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-I$(KERNEL_ROOT)/services/app
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board: libserial.o usyscall.o test_irq_sender.o
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board: libserial.o arch_usyscall.o test_irq_sender.o
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@mv $^ ../../app
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%.o: %.c
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@ -9,10 +9,25 @@
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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#include "usyscall.h"
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/// this file is only used for debug
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#pragma once
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int syscall(int sys_num, intptr_t a1, intptr_t a2, intptr_t a3, intptr_t a4)
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{
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int ret = -1;
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void printf(char* fmt, ...);
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__asm__ volatile(
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"mov r0, %1;\
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mov r1, %2;\
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mov r2, %3;\
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mov r3, %4;\
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mov r4, %5;\
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swi 0;\
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dsb;\
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isb;\
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mov %0, r0"
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: "=r"(ret)
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: "r"(sys_num), "r"(a1), "r"(a2), "r"(a3), "r"(a4)
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: "memory", "r0", "r1", "r2", "r3", "r4");
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char getc();
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return ret;
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}
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@ -19,10 +19,12 @@ INC_DIR = -I$(KERNEL_ROOT)/services/fs/libfs \
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-I$(KERNEL_ROOT)/services/fs/fs_server/include \
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-I$(KERNEL_ROOT)/services/lib/ipc \
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-I$(KERNEL_ROOT)/services/lib/memory \
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-I$(KERNEL_ROOT)/services/lib/serial \
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-I$(KERNEL_ROOT)/services/lib/usyscall \
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-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
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-I$(KERNEL_ROOT)/services/app
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board: libserial.o stub.o usyscall.o
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board: libserial.o stub.o arch_usyscall.o
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@mv $^ ../../app
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%.o: %.c
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@ -0,0 +1,33 @@
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/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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#include "usyscall.h"
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int syscall(int sys_num, intptr_t a1, intptr_t a2, intptr_t a3, intptr_t a4)
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{
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int ret = -1;
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__asm__ volatile(
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"mov r0, %1;\
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mov r1, %2;\
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mov r2, %3;\
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mov r3, %4;\
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mov r4, %5;\
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swi 0;\
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dsb;\
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isb;\
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mov %0, r0"
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: "=r"(ret)
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: "r"(sys_num), "r"(a1), "r"(a2), "r"(a3), "r"(a4)
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: "memory", "r0", "r1", "r2", "r3", "r4");
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return ret;
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}
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@ -1,124 +0,0 @@
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/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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#include "usyscall.h"
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#include "libmem.h"
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static int
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syscall(int sys_num, intptr_t a1, intptr_t a2, intptr_t a3, intptr_t a4)
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{
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int ret = -1;
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__asm__ volatile(
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"mov r0, %1;\
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mov r1, %2;\
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mov r2, %3;\
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mov r3, %4;\
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mov r4, %5;\
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swi 0;\
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dsb;\
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isb;\
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mov %0, r0"
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: "=r"(ret)
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: "r"(sys_num), "r"(a1), "r"(a2), "r"(a3), "r"(a4)
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: "memory", "r0", "r1", "r2", "r3", "r4");
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return ret;
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}
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int spawn(struct Session* session, int fd, ipc_read_fn ipc_read, ipc_fsize_fn ipc_fsize, char* name, char** argv)
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{
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int file_size = ipc_fsize(session, fd);
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void* img = malloc(file_size);
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int read_len = 0, cur_read_len = 0;
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while (read_len < file_size) {
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cur_read_len = file_size - read_len < 4096 ? file_size - read_len : 4096;
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read_len += ipc_read(session, fd, img + read_len, read_len, cur_read_len);
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}
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int ret = syscall(SYSCALL_SPAWN, (intptr_t)img, (intptr_t)name, (intptr_t)argv, 0);
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free(img);
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return ret;
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}
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int exit()
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{
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return syscall(SYSCALL_EXIT, 0, 0, 0, 0);
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}
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int yield(task_yield_reason reason)
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{
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return syscall(SYSCALL_YIELD, (uintptr_t)reason, 0, 0, 0);
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}
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int kill(int pid)
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{
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return syscall(SYSCALL_KILL, (intptr_t)pid, 0, 0, 0);
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}
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int register_server(char* name)
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{
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return syscall(SYSCALL_SERVER, (intptr_t)name, 0, 0, 0);
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}
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int session(char* path, int capacity, struct Session* user_session)
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{
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return syscall(SYSCALL_SESSION, (intptr_t)path, (intptr_t)capacity, (intptr_t)user_session, 0);
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}
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int poll_session(struct Session* userland_session_arr, int arr_capacity)
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{
|
||||
return syscall(SYSCALL_POLL_SESSION, (intptr_t)userland_session_arr, (intptr_t)arr_capacity, 0, 0);
|
||||
}
|
||||
|
||||
int close_session(struct Session* session)
|
||||
{
|
||||
return syscall(SYSCALL_CLOSE_SESSION, (intptr_t)session, 0, 0, 0);
|
||||
}
|
||||
|
||||
int get_memblock_info(sys_state_info* info)
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_MEMBLOCK_INFO, (intptr_t)info, 0, 0);
|
||||
}
|
||||
|
||||
int set_priority(sys_state_info* info)
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_SET_TASK_PRIORITY, (intptr_t)info, 0, 0);
|
||||
}
|
||||
|
||||
int task_heap_base()
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_GET_HEAP_BASE, 0, 0, 0);
|
||||
}
|
||||
|
||||
int show_task()
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_SHOW_TASKS, 0, 0, 0);
|
||||
}
|
||||
|
||||
int show_mem()
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_SHOW_MEM_INFO, 0, 0, 0);
|
||||
}
|
||||
|
||||
int show_cpu()
|
||||
{
|
||||
return syscall(SYSCALL_SYS_STATE, SYS_STATE_SHOW_CPU_INFO, 0, 0, 0);
|
||||
}
|
||||
|
||||
int mmap(uintptr_t vaddr, uintptr_t paddr, int len, bool is_dev)
|
||||
{
|
||||
return syscall(SYSCALL_MMAP, vaddr, paddr, (intptr_t)len, (intptr_t)is_dev);
|
||||
}
|
||||
|
||||
int register_irq(int irq, int opcode)
|
||||
{
|
||||
return syscall(SYSCALL_REGISTER_IRQ, (intptr_t)irq, (intptr_t)opcode, 0, 0);
|
||||
}
|
||||
|
|
@ -1,80 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiUOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
#pragma once
|
||||
#include <stdint.h>
|
||||
|
||||
#include "libserial.h"
|
||||
#include "session.h"
|
||||
|
||||
// clang-format off
|
||||
#define SYSCALL_TEST 0
|
||||
#define SYSCALL_SPAWN 1 // generate a brand new task to run elf
|
||||
#define SYSCALL_EXIT 2 // exit task, delete the task cb
|
||||
#define SYSCALL_YIELD 3 // yield task, go to scheduler
|
||||
|
||||
#define SYSCALL_MMAP 4 // map a virt page to phy page
|
||||
#define SYSCALL_SERVER 5 // register current task as a server
|
||||
#define SYSCALL_SESSION 6 // create a session to a server
|
||||
#define SYSCALL_POLL_SESSION 7 // server poll for it's server sessions
|
||||
#define SYSCALL_CLOSE_SESSION 8 // client close it's client sessions
|
||||
|
||||
#define SYSCALL_EXEC 9 // run elf using current task
|
||||
#define SYSCALL_SYS_STATE 10 // run system state
|
||||
#define SYSCALL_REGISTER_IRQ 11 //
|
||||
|
||||
#define SYSCALL_KILL 12 // kill the task by id
|
||||
// clang-format on
|
||||
|
||||
typedef enum {
|
||||
SYS_STATE_TEST = 0,
|
||||
SYS_STATE_SET_TASK_PRIORITY,
|
||||
SYS_STATE_GET_HEAP_BASE,
|
||||
SYS_STATE_MEMBLOCK_INFO,
|
||||
SYS_STATE_SHOW_TASKS,
|
||||
SYS_STATE_SHOW_MEM_INFO,
|
||||
SYS_STATE_SHOW_CPU_INFO,
|
||||
} sys_state_option;
|
||||
|
||||
typedef enum {
|
||||
SYS_TASK_YIELD_NO_REASON = 0x0,
|
||||
SYS_TASK_YIELD_FOREVER = 0x1,
|
||||
SYS_TASK_YIELD_BLOCK_IPC = 0x2,
|
||||
} task_yield_reason;
|
||||
|
||||
typedef union {
|
||||
struct {
|
||||
uintptr_t memblock_start;
|
||||
uintptr_t memblock_end;
|
||||
} memblock_info;
|
||||
int priority;
|
||||
} sys_state_info;
|
||||
|
||||
typedef int (*ipc_read_fn)(struct Session* session, int fd, char* dst, int offset, int len);
|
||||
typedef int (*ipc_fsize_fn)(struct Session* session, int fd);
|
||||
typedef int (*ipc_write_fn)(struct Session* session, int fd, char* src, int offset, int len);
|
||||
|
||||
int spawn(struct Session* session, int fd, ipc_read_fn ipc_read, ipc_fsize_fn ipc_fsize, char* name, char** argv);
|
||||
int exit();
|
||||
int yield(task_yield_reason reason);
|
||||
int kill(int pid);
|
||||
int register_server(char* name);
|
||||
int session(char* path, int capacity, struct Session* user_session);
|
||||
int poll_session(struct Session* userland_session_arr, int arr_capacity);
|
||||
int close_session(struct Session* session);
|
||||
int task_heap_base();
|
||||
int get_memblock_info(sys_state_info* info);
|
||||
int set_priority(sys_state_info* info);
|
||||
int show_task();
|
||||
int show_mem();
|
||||
int show_cpu();
|
||||
int mmap(uintptr_t vaddr, uintptr_t paddr, int len, bool is_dev);
|
||||
int register_irq(int irq, int opcode);
|
||||
|
|
@ -19,6 +19,8 @@ INC_DIR = -I$(KERNEL_ROOT)/services/fs/libfs \
|
|||
-I$(KERNEL_ROOT)/services/fs/fs_server/include \
|
||||
-I$(KERNEL_ROOT)/services/lib/ipc \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
|
||||
-I$(KERNEL_ROOT)/services/app
|
||||
|
||||
|
|
|
|||
|
|
@ -18,6 +18,8 @@ c_useropts = -O0
|
|||
INC_DIR = -I$(KERNEL_ROOT)/services/fs/libfs \
|
||||
-I$(KERNEL_ROOT)/services/lib/ipc \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
|
||||
-I$(KERNEL_ROOT)/services/app
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
SRC_DIR := ipc memory
|
||||
SRC_DIR := ipc memory usyscall
|
||||
|
||||
include $(KERNEL_ROOT)/compiler.mk
|
||||
|
||||
|
|
|
|||
|
|
@ -17,6 +17,8 @@ c_useropts = -O0
|
|||
|
||||
INC_DIR = -I$(KERNEL_ROOT)/services/lib/ipc \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
|
||||
-I$(KERNEL_ROOT)/services/app
|
||||
|
||||
|
|
|
|||
|
|
@ -16,6 +16,8 @@ INC_DIR = -I$(KERNEL_ROOT)/services/app \
|
|||
-I$(KERNEL_ROOT)/services/fs/libfs \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/lib/ipc
|
||||
|
||||
all: libmem.o
|
||||
|
|
|
|||
|
|
@ -0,0 +1,28 @@
|
|||
ifeq ($(BOARD), imx6q-sabrelite)
|
||||
toolchain ?= arm-none-eabi-
|
||||
endif
|
||||
ifeq ($(BOARD), zynq7000-zc702)
|
||||
toolchain ?= arm-xilinx-eabi-
|
||||
endif
|
||||
cc = ${toolchain}gcc
|
||||
ld = ${toolchain}g++
|
||||
objdump = ${toolchain}objdump
|
||||
user_ldflags = -N -Ttext 0
|
||||
|
||||
cflags = -std=c11 -march=armv7-a -mtune=cortex-a9 -nostdlib -nodefaultlibs -mfloat-abi=soft -fno-pic -static -fno-builtin -fno-strict-aliasing -Wall -ggdb -Wno-unused -Werror -fno-omit-frame-pointer -fno-stack-protector -fno-pie
|
||||
c_useropts = -O0
|
||||
|
||||
INC_DIR = -I$(KERNEL_ROOT)/services/app \
|
||||
-I$(KERNEL_ROOT)/services/fs/libfs \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD) \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/lib/ipc
|
||||
|
||||
all: usyscall.o
|
||||
@mv $^ ../../app
|
||||
|
||||
%.o: %.c
|
||||
@echo "cc $^"
|
||||
@${cc} ${cflags} ${c_useropts} ${INC_DIR} -o $@ -c $^
|
||||
|
|
@ -12,28 +12,6 @@
|
|||
#include "usyscall.h"
|
||||
#include "libmem.h"
|
||||
|
||||
static int
|
||||
syscall(int sys_num, intptr_t a1, intptr_t a2, intptr_t a3, intptr_t a4)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
__asm__ volatile(
|
||||
"mov r0, %1;\
|
||||
mov r1, %2;\
|
||||
mov r2, %3;\
|
||||
mov r3, %4;\
|
||||
mov r4, %5;\
|
||||
swi 0;\
|
||||
dsb;\
|
||||
isb;\
|
||||
mov %0, r0"
|
||||
: "=r"(ret)
|
||||
: "r"(sys_num), "r"(a1), "r"(a2), "r"(a3), "r"(a4)
|
||||
: "memory", "r0", "r1", "r2", "r3", "r4");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int spawn(struct Session* session, int fd, ipc_read_fn ipc_read, ipc_fsize_fn ipc_fsize, char* name, char** argv)
|
||||
{
|
||||
int file_size = ipc_fsize(session, fd);
|
||||
|
|
@ -62,6 +62,8 @@ typedef int (*ipc_read_fn)(struct Session* session, int fd, char* dst, int offse
|
|||
typedef int (*ipc_fsize_fn)(struct Session* session, int fd);
|
||||
typedef int (*ipc_write_fn)(struct Session* session, int fd, char* src, int offset, int len);
|
||||
|
||||
int syscall(int sys_num, intptr_t a1, intptr_t a2, intptr_t a3, intptr_t a4);
|
||||
|
||||
int spawn(struct Session* session, int fd, ipc_read_fn ipc_read, ipc_fsize_fn ipc_fsize, char* name, char** argv);
|
||||
int exit();
|
||||
int yield(task_yield_reason reason);
|
||||
|
|
@ -18,6 +18,8 @@ c_useropts = -O0
|
|||
INC_DIR = -I$(KERNEL_ROOT)/services/app \
|
||||
-I$(KERNEL_ROOT)/services/fs/libfs \
|
||||
-I$(KERNEL_ROOT)/services/lib/memory \
|
||||
-I$(KERNEL_ROOT)/services/lib/serial \
|
||||
-I$(KERNEL_ROOT)/services/lib/usyscall \
|
||||
-I$(KERNEL_ROOT)/services/lib/ipc \
|
||||
-I$(KERNEL_ROOT)/services/boards/$(BOARD)
|
||||
|
||||
|
|
|
|||
|
|
@ -46,11 +46,11 @@ bool intr_distributer_init(struct IrqDispatcherRightGroup* _right_group)
|
|||
return p_intr_driver != NULL;
|
||||
}
|
||||
|
||||
void default_interrupt_routine(void)
|
||||
void default_interrupt_routine(int irq)
|
||||
{
|
||||
/* default handler borrow the rights of dispatcher */
|
||||
///@todo Support other cores. (currently assume that CPU_0 is used)
|
||||
ERROR("Interrupt %d has been asserted\n", p_intr_driver->curr_int[0]);
|
||||
ERROR("Interrupt %d has been asserted\n", irq);
|
||||
}
|
||||
|
||||
extern void context_switch(struct context**, struct context*);
|
||||
|
|
@ -69,20 +69,19 @@ void intr_irq_dispatch(struct trapframe* tf)
|
|||
assert(current_task != NULL);
|
||||
current_task->main_thread.trapframe = tf;
|
||||
|
||||
unsigned cpu = p_intr_driver->hw_cur_int_cpu(int_info);
|
||||
int cpu = cur_cpuid();
|
||||
assert(cpu >= 0 && cpu < NR_CPU);
|
||||
unsigned irq = p_intr_driver->hw_cur_int_num(int_info);
|
||||
p_intr_driver->curr_int[cpu] = irq;
|
||||
|
||||
// distribute irq
|
||||
irq_handler_t isr = p_intr_driver->sw_irqtbl[irq].handler;
|
||||
if (isr != NULL) {
|
||||
isr(irq, tf, NULL);
|
||||
} else {
|
||||
default_interrupt_routine();
|
||||
default_interrupt_routine(irq);
|
||||
}
|
||||
|
||||
// finish irq.
|
||||
p_intr_driver->curr_int[cpu] = 0;
|
||||
p_intr_driver->hw_after_irq(int_info);
|
||||
|
||||
if (cur_cpu()->task == NULL || current_task->state != RUNNING) {
|
||||
|
|
|
|||
Loading…
Reference in New Issue