diff options
Diffstat (limited to 'util/autoport/lynxpoint_lp_gpio.go')
| -rw-r--r-- | util/autoport/lynxpoint_lp_gpio.go | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/util/autoport/lynxpoint_lp_gpio.go b/util/autoport/lynxpoint_lp_gpio.go deleted file mode 100644 index fbc1686a..00000000 --- a/util/autoport/lynxpoint_lp_gpio.go +++ /dev/null @@ -1,252 +0,0 @@ -package main - -import ( - "fmt" - "os" - "strings" -) - -const ( - PIRQI = 0 - PIRQJ = 1 - PIRQK = 2 - PIRQL = 3 - PIRQM = 4 - PIRQN = 5 - PIRQO = 6 - PIRQP = 7 - PIRQQ = 8 - PIRQR = 9 - PIRQS = 10 - PIRQT = 11 - PIRQU = 12 - PIRQV = 13 - PIRQW = 14 - PIRQX = 15 -) - -/* from sb/intel/lynxpoint/lp_gpio.c */ -func lp_gpio_to_pirq(gpioNum uint16) int { - switch gpioNum { - case 8: - return PIRQI - case 9: - return PIRQJ - case 10: - return PIRQK - case 13: - return PIRQL - case 14: - return PIRQM - case 45: - return PIRQN - case 46: - return PIRQO - case 47: - return PIRQP - case 48: - return PIRQQ - case 49: - return PIRQR - case 50: - return PIRQS - case 51: - return PIRQT - case 52: - return PIRQU - case 53: - return PIRQV - case 54: - return PIRQW - case 55: - return PIRQX - default: - return -1 - } -} - -func conf0str(conf0 uint32) string { - if (conf0 & 1) == 0 { - return "GPIO_MODE_NATIVE" - } else { - s := []string{"GPIO_MODE_GPIO"} - var gpio_output bool - if ((conf0 >> 2) & 1) == 1 { - s = append(s, "GPIO_DIR_INPUT") - gpio_output = false - } else { - s = append(s, "GPIO_DIR_OUTPUT") - gpio_output = true - } - if ((conf0 >> 3) & 1) == 1 { - s = append(s, "GPIO_INVERT") - } - if ((conf0 >> 4) & 1) == 1 { - s = append(s, "GPIO_IRQ_LEVEL") - } - if gpio_output { - if ((conf0 >> 31) & 1) == 1 { - s = append(s, "GPO_LEVEL_HIGH") - } else { - s = append(s, "GPO_LEVEL_LOW") - } - } - return strings.Join(s, " | ") - } -} - -func lpgpio_preset(conf0 uint32, owner uint32, route uint32, irqen uint32, pirq uint32) string { - if conf0 == 0xd { /* 0b1101: MODE_GPIO | INPUT | INVERT */ - if owner == 0 { /* OWNER_ACPI */ - if irqen == 0 && pirq == 0 { - if route == 0 { /* SCI */ - return "GPIO_ACPI_SCI" - } else { - return "GPIO_ACPI_SMI" - } - } - return "" - } else { /* OWNER_GPIO */ - if route == 0 && irqen == 0 && pirq != 0 { - return "GPIO_INPUT_INVERT" - } - return "" - } - } - - if conf0 == 0x5 && owner == 1 { /* 0b101: MODE_GPIO | INPUT, OWNER_GPIO */ - if route == 0 && irqen == 0 { - if pirq == 1 { - return "GPIO_PIRQ" - } else { - return "GPIO_INPUT" - } - } - return "" - } - - if owner == 1 && irqen == 1 { - if route == 0 && pirq == 0 { - if conf0 == 0x5 { /* 0b00101 */ - return "GPIO_IRQ_EDGE" - } - if conf0 == 0x15 { /* 0b10101 */ - return "GPIO_IRQ_LEVEL" - } - } - return "" - } - return "" -} - -func gpio_str(conf0 uint32, conf1 uint32, owner uint32, route uint32, irqen uint32, reset uint32, blink uint32, pirq uint32) string { - s := []string{} - s = append(s, fmt.Sprintf(".conf0 = %s", conf0str(conf0))) - if conf1 != 0 { - s = append(s, fmt.Sprintf(".conf1 = 0x%x", conf1)) - } - if owner != 0 { - s = append(s, ".owner = GPIO_OWNER_GPIO") - } - if route != 0 { - s = append(s, ".route = GPIO_ROUTE_SMI") - } - if irqen != 0 { - s = append(s, ".irqen = GPIO_IRQ_ENABLE") - } - if reset != 0 { - s = append(s, ".reset = GPIO_RESET_RSMRST") - } - if blink != 0 { - s = append(s, ".blink = GPO_BLINK") - } - if pirq != 0 { - s = append(s, ".pirq = GPIO_PIRQ_APIC_ROUTE") - } - return strings.Join(s, ", ") -} - -/* start addresses of GPIO registers */ -const ( - GPIO_OWN = 0x0 - GPIPIRQ2IOXAPIC = 0x10 - GPO_BLINK = 0x18 - GPI_ROUT = 0x30 - GP_RST_SEL = 0x60 - GPI_IE = 0x90 - GPnCONFIGA = 0x100 - GPnCONFIGB = 0x104 -) - -func PrintLPGPIO(gpio *os.File, inteltool InteltoolData) { - for gpioNum := uint16(0); gpioNum <= 94; gpioNum++ { - if gpioNum < 10 { - fmt.Fprintf(gpio, "\t[%d] = ", gpioNum) - } else { - fmt.Fprintf(gpio, "\t[%d] = ", gpioNum) - } - conf0 := inteltool.GPIO[GPnCONFIGA+gpioNum*8] - conf1 := inteltool.GPIO[GPnCONFIGB+gpioNum*8] - set := gpioNum / 32 - bit := gpioNum % 32 - /* owner only effective in GPIO mode */ - owner := (inteltool.GPIO[GPIO_OWN+set*4] >> bit) & 1 - route := (inteltool.GPIO[GPI_ROUT+set*4] >> bit) & 1 - irqen := (inteltool.GPIO[GPI_IE+set*4] >> bit) & 1 - reset := (inteltool.GPIO[GP_RST_SEL+set*4] >> bit) & 1 - var blink, pirq uint32 - /* blink only effective in GPIO output mode */ - if set == 0 { - blink = (inteltool.GPIO[GPO_BLINK] >> bit) & 1 - } else { - blink = 0 - } - irqset := lp_gpio_to_pirq(gpioNum) - if irqset >= 0 { - pirq = (inteltool.GPIO[GPIPIRQ2IOXAPIC] >> uint(irqset)) & 1 - } else { - pirq = 0 - } - - if (conf0 & 1) == 0 { - fmt.Fprintf(gpio, "LP_GPIO_NATIVE,\n") - } else if (conf0 & 4) == 0 { - /* configured as output */ - if ((conf0 >> 31) & 1) == 0 { - fmt.Fprintf(gpio, "LP_GPIO_OUT_LOW,\n") - } else { - fmt.Fprintf(gpio, "LP_GPIO_OUT_HIGH,\n") - } - } else if (conf1 & 4) != 0 { - /* configured as input and sensing disabled */ - fmt.Fprintf(gpio, "LP_GPIO_UNUSED,\n") - } else { - is_preset := false - if conf1 == 0 && reset == 0 && blink == 0 { - preset := lpgpio_preset(conf0, owner, route, irqen, pirq) - if preset != "" { - fmt.Fprintf(gpio, "LP_%s,\n", preset) - is_preset = true - } - } - if !is_preset { - fmt.Fprintf(gpio, "{ %s },\n", gpio_str(conf0, conf1, owner, route, irqen, reset, blink, pirq)) - } - } - } -} - -func Lynxpoint_LP_GPIO(ctx Context, inteltool InteltoolData) { - gpio := Create(ctx, "gpio.c") - defer gpio.Close() - - AddROMStageFile("gpio.c", "") - - Add_gpl(gpio) - gpio.WriteString(`#include <southbridge/intel/lynxpoint/lp_gpio.h> - -const struct pch_lp_gpio_map mainboard_lp_gpio_map[] = { -`) - PrintLPGPIO(gpio, inteltool) - gpio.WriteString("\tLP_GPIO_END\n};\n") -} |