X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/f6ab9c9ababa2cf6e5c723b83ffb9362094054e8..1eeed1150149b63d6e49e033697454bc12b533b9:/lunaix-os/hal/char/ps2kbd.c diff --git a/lunaix-os/hal/char/ps2kbd.c b/lunaix-os/hal/char/ps2kbd.c index 47c866d..a5cc93d 100644 --- a/lunaix-os/hal/char/ps2kbd.c +++ b/lunaix-os/hal/char/ps2kbd.c @@ -114,9 +114,6 @@ ps2_post_cmd(u8_t port, char cmd, u16_t arg); static void ps2_device_post_cmd(char cmd, char arg); -static void -ps2_kbd_init(); - static void ps2_process_cmd(void* arg); @@ -215,8 +212,8 @@ ps2_device_post_cmd(char cmd, char arg) mutex_unlock(&cmd_q.mutex); } -void -ps2_kbd_init() +static int +ps2_kbd_init(struct device_def* devdef) { memset(&cmd_q, 0, sizeof(cmd_q)); @@ -227,7 +224,7 @@ ps2_kbd_init() kbd_state.translation_table = scancode_set2; kbd_state.state = KBD_STATE_KWAIT; - kbd_idev = input_add_device("i8042-kbd"); + kbd_idev = input_add_device(&devdef->class, devdef->name); /* FIXME This require systematical rework! */ // acpi_context* acpi_ctx = acpi_get_context(); @@ -251,14 +248,14 @@ ps2_kbd_init() // https://bochs.sourceforge.io/cgi-bin/lxr/source/bios/rombios32.c#L1314 // */ // if (!(acpi_ctx->fadt.boot_arch & IAPC_ARCH_8042)) { - // kprintf(KERROR "not found\n"); + // ERROR("not found\n"); // // FUTURE: Some alternative fallback on this? Check PCI bus for // USB // // controller instead? // return; // } // } else { - // kprintf(KWARN "outdated FADT used, assuming exists.\n"); + // WARN("outdated FADT used, assuming exists.\n"); // } char result; @@ -280,15 +277,15 @@ ps2_kbd_init() // 4、控制器自检 result = ps2_issue_cmd_wretry(PS2_CMD_SELFTEST, PS2_NO_ARG); if (result != PS2_RESULT_TEST_OK) { - kprintf(KWARN "controller self-test failed. (%x)\n", result); - // goto done; + WARN("controller self-test failed. (%x)", result); + goto done; } // 5、设备自检(端口1自检,通常是我们的键盘) result = ps2_issue_cmd_wretry(PS2_CMD_SELFTEST_PORT1, PS2_NO_ARG); if (result != 0) { - kprintf(KERROR "interface test on port 1 failed. (%x)\n", result); - // goto done; + ERROR("interface test on port 1 failed. (%x)", result); + goto done; } ps2_post_cmd(PS2_PORT_CTRL_CMDREG, PS2_CMD_PORT2_DISABLE, PS2_NO_ARG); @@ -302,12 +299,6 @@ ps2_kbd_init() // 至此,PS/2控制器和设备已完成初始化,可以正常使用。 - // 搞一个计时器,将我们的 ps2_process_cmd - // 挂上去。每隔5毫秒执行排在队头的命令。 - // 为什么只执行队头的命令,而不是全部的命令? - // 因为我们需要保证isr尽量的简短,运行起来快速。而发送这些命令非常的耗时。 - timer_run_ms(5, ps2_process_cmd, NULL, TIMER_MODE_PERIODIC); - /* * 一切准备就绪后,我们才教ioapic去启用IRQ#1。 * 至于为什么要在这里,原因是:初始化所使用的一些指令可能会导致IRQ#1的触发(因为返回码),或者是一些什么 @@ -321,8 +312,11 @@ ps2_kbd_init() isrm_bindirq(PC_AT_IRQ_KBD, intr_ps2_kbd_handler); cpu_enable_interrupt(); + return 0; + +done: + return 1; } -EXPORT_INPUT_DEV(i8042_keyboard, ps2_kbd_init); static void ps2_process_cmd(void* arg) @@ -456,12 +450,13 @@ intr_ps2_kbd_handler(const isr_param* param) #ifdef KBD_ENABLE_SPIRQ_FIX2 if (scancode == PS2_RESULT_ACK || scancode == PS2_RESULT_NAK) { + ps2_process_cmd(NULL); return; } #endif #ifdef KBD_DBGLOG - kprintf(KDEBUG "%x\n", scancode & 0xff); + DEBUG("%x\n", scancode & 0xff); #endif switch (kbd_state.state) { @@ -537,7 +532,7 @@ ps2_issue_cmd_wretry(char cmd, u16_t arg) c++; } if (c >= 5) { - kprintf(KWARN "max attempt reached.\n"); + WARN("max attempt reached."); } return r; } @@ -572,4 +567,11 @@ ps2_issue_dev_cmd(char cmd, u16_t arg) ; return port_rdbyte(PS2_PORT_ENC_CMDREG); -} \ No newline at end of file +} + +static struct device_def devrtc_i8042kbd = { + .name = "i8042 Keyboard", + .class = DEVCLASS(DEVIF_SOC, DEVFN_INPUT, DEV_KBD), + .init = ps2_kbd_init +}; +EXPORT_DEVICE(i8042_kbd, &devrtc_i8042kbd, load_onboot);