diff options
author | Leah Rowe <leah@libreboot.org> | 2024-07-16 03:57:08 +0100 |
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committer | Leah Rowe <leah@libreboot.org> | 2024-07-16 03:57:08 +0100 |
commit | f367afabc1a9c35cee749efe5540af09914f14e2 (patch) | |
tree | 924624472479eb0affb3f79b39ec478152c1a2bc /util/autoport/lynxpoint_lp_gpio.go | |
parent | 373c2eb23dfed9ca0cef80321e7d57ddaf550d35 (diff) |
remove util/autoport
upstream has merged all of the changes that it contained,
so we don't need this anymore. we'll have the newer upstream
changes on the next general revision updates for coreboot,
within config/coreboot/
Signed-off-by: Leah Rowe <leah@libreboot.org>
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") -} |