diff options
Diffstat (limited to 'src/superio/ite/it8716f/superio.c')
| -rw-r--r-- | src/superio/ite/it8716f/superio.c | 88 |
1 files changed, 64 insertions, 24 deletions
diff --git a/src/superio/ite/it8716f/superio.c b/src/superio/ite/it8716f/superio.c index cec01bb07d..f8cdd42bef 100644 --- a/src/superio/ite/it8716f/superio.c +++ b/src/superio/ite/it8716f/superio.c @@ -3,6 +3,9 @@ * * Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de> * + * Copyright (C) 2007 AMD + * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD. + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -24,8 +27,29 @@ #include <pc80/keyboard.h> #include "chip.h" #include "it8716f.h" +#include <arch/io.h> -static void init(device_t dev) +/* Base address 0x2e: 0x87 0x01 0x55 0x55. */ +/* Base address 0x4e: 0x87 0x01 0x55 0xaa. */ +static void pnp_enter_ext_func_mode(device_t dev) +{ + outb(0x87, dev->path.u.pnp.port); + outb(0x01, dev->path.u.pnp.port); + outb(0x55, dev->path.u.pnp.port); + + if (dev->path.u.pnp.port == 0x4e) { + outb(0xaa, dev->path.u.pnp.port); + } else { + outb(0x55, dev->path.u.pnp.port); + } +} + +static void pnp_exit_ext_func_mode(device_t dev) +{ + pnp_write_config(dev, 0x02, 0x02); +} + +static void it8716f_init(device_t dev) { struct superio_ite_it8716f_config *conf; struct resource *res0, *res1; @@ -36,9 +60,8 @@ static void init(device_t dev) conf = dev->chip_info; + /* TODO: FDC, PP, EC, KBCM, MIDI, GAME, IR. */ switch (dev->path.u.pnp.device) { - case IT8716F_FDC: /* TODO. */ - break; case IT8716F_SP1: res0 = find_resource(dev, PNP_IDX_IO0); init_uart8250(res0->base, &conf->com1); @@ -47,44 +70,61 @@ static void init(device_t dev) res0 = find_resource(dev, PNP_IDX_IO0); init_uart8250(res0->base, &conf->com2); break; - case IT8716F_PP: /* TODO. */ - break; - case IT8716F_EC: /* TODO. */ - break; case IT8716F_KBCK: res0 = find_resource(dev, PNP_IDX_IO0); res1 = find_resource(dev, PNP_IDX_IO1); init_pc_keyboard(res0->base, res1->base, &conf->keyboard); break; - case IT8716F_KBCM: /* TODO. */ - break; - case IT8716F_MIDI: /* TODO. */ - break; - case IT8716F_GAME: /* TODO. */ - break; - case IT8716F_IR: /* TODO. */ - break; } } +static void it8716f_pnp_set_resources(device_t dev) +{ + pnp_enter_ext_func_mode(dev); + pnp_set_resources(dev); + pnp_exit_ext_func_mode(dev); +} + +static void it8716f_pnp_enable_resources(device_t dev) +{ + pnp_enter_ext_func_mode(dev); + pnp_enable_resources(dev); + pnp_exit_ext_func_mode(dev); +} + +static void it8716f_pnp_enable(device_t dev) +{ + pnp_enter_ext_func_mode(dev); + pnp_set_logical_device(dev); + pnp_set_enable(dev, dev->enabled); + pnp_exit_ext_func_mode(dev); +} + static struct device_operations ops = { .read_resources = pnp_read_resources, - .set_resources = pnp_set_resources, - .enable_resources = pnp_enable_resources, - .enable = pnp_enable, - .init = init, + .set_resources = it8716f_pnp_set_resources, + .enable_resources = it8716f_pnp_enable_resources, + .enable = it8716f_pnp_enable, + .init = it8716f_init, }; -/* TODO: FDC, PP, EC, KBCM, MIDI, GAME, IR. */ static struct pnp_info pnp_dev_info[] = { - { &ops, IT8716F_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, - { &ops, IT8716F_SP2, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, }, - { &ops, IT8716F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, }, + { &ops, IT8716F_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, IT8716F_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, IT8716F_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, IT8716F_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, IT8716F_EC, }, + { &ops, IT8716F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, + { &ops, IT8716F_KBCM, PNP_IRQ0, }, + // No 7 { 0,}, + { &ops, IT8716F_MIDI, PNP_IO0 | PNP_IRQ0, {0x7fe, 0x4}, }, + { &ops, IT8716F_GAME, PNP_IO0, { 0x7ff, 0 }, }, + { &ops, IT8716F_IR, }, }; static void enable_dev(struct device *dev) { - pnp_enable_devices(dev, &pnp_ops, + pnp_enable_devices(dev, &ops, sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info); } |