*
* Copyright 2000 AG Electronics Ltd.
* Copyright 2003-2004 Linux Networx
- * Copyright 2004 Tyan
+ * Copyright 2004 Tyan
* Copyright (C) 2005 Digital Design Corporation
* Copyright (C) Ron Minnich, LANL
*
#include "chip.h"
#include "lpc47m10x.h"
-// Forward declarations
+/* Forward declarations */
static void enable_dev(device_t dev);
static void lpc47m10x_pnp_set_resources(device_t dev);
static void lpc47m10x_pnp_enable_resources(device_t dev);
static void pnp_exit_conf_state(device_t dev);
static void dump_pnp_device(device_t dev);
-
struct chip_operations superio_smsc_lpc47m10x_ops = {
CHIP_NAME("SMSC LPC47M10x Super I/O")
.enable_dev = enable_dev
};
static struct pnp_info pnp_dev_info[] = {
- { &ops, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
- { &ops, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
- { &ops, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
- { &ops, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
- { &ops, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
+ { &ops, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
+ { &ops, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
+ { &ops, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
+ { &ops, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
+ { &ops, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
};
/**********************************************************************************/
-/* PUBLIC INTERFACE */
+/* PUBLIC INTERFACE */
/**********************************************************************************/
-//----------------------------------------------------------------------------------
-// Function: enable_dev
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Create device structures and allocate resources to devices
-// specified in the pnp_dev_info array (above).
-//
+/*
+ * Function: enable_dev
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Create device structures and allocate resources to devices
+ * specified in the pnp_dev_info array (above).
+ */
static void enable_dev(device_t dev)
{
- pnp_enable_devices(dev, &pnp_ops,
- ARRAY_SIZE(pnp_dev_info),
- pnp_dev_info);
+ pnp_enable_devices(dev, &pnp_ops,
+ ARRAY_SIZE(pnp_dev_info),
+ pnp_dev_info);
}
-//----------------------------------------------------------------------------------
-// Function: lpc47m10x_pnp_set_resources
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Configure the specified Super I/O device with the resources
-// (I/O space, etc.) that have been allocated for it.
-//
+/*
+ * Function: lpc47m10x_pnp_set_resources
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Configure the specified Super I/O device with the resources
+ * (I/O space, etc.) that have been allocated for it.
+ */
static void lpc47m10x_pnp_set_resources(device_t dev)
{
- pnp_enter_conf_state(dev);
+ pnp_enter_conf_state(dev);
pnp_set_resources(dev);
- pnp_exit_conf_state(dev);
-}
+ pnp_exit_conf_state(dev);
+}
static void lpc47m10x_pnp_enable_resources(device_t dev)
-{
+{
pnp_enter_conf_state(dev);
- pnp_enable_resources(dev);
- pnp_exit_conf_state(dev);
+ pnp_enable_resources(dev);
+ pnp_exit_conf_state(dev);
}
static void lpc47m10x_pnp_enable(device_t dev)
{
- pnp_enter_conf_state(dev);
+ pnp_enter_conf_state(dev);
pnp_set_logical_device(dev);
if(dev->enabled) {
else {
pnp_set_enable(dev, 0);
}
- pnp_exit_conf_state(dev);
+ pnp_exit_conf_state(dev);
}
-//----------------------------------------------------------------------------------
-// Function: lpc47m10x_init
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Initialize the specified Super I/O device.
-// Devices other than COM ports and the keyboard controller are
-// ignored. For COM ports, we configure the baud rate.
-//
+/*
+ * Function: lpc47m10x_init
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Initialize the specified Super I/O device.
+ * Devices other than COM ports and the keyboard controller are
+ * ignored. For COM ports, we configure the baud rate.
+ */
static void lpc47m10x_init(device_t dev)
{
struct superio_smsc_lpc47m10x_config *conf = dev->chip_info;
if (!dev->enabled)
return;
-
+
switch(dev->path.pnp.device) {
- case LPC47M10X2_SP1:
+ case LPC47M10X2_SP1:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com1);
break;
-
+
case LPC47M10X2_SP2:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com2);
break;
-
+
case LPC47M10X2_KBC:
res0 = find_resource(dev, PNP_IDX_IO0);
res1 = find_resource(dev, PNP_IDX_IO1);
}
/**********************************************************************************/
-/* PRIVATE FUNCTIONS */
+/* PRIVATE FUNCTIONS */
/**********************************************************************************/
-//----------------------------------------------------------------------------------
-// Function: pnp_enter_conf_state
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Enable access to the LPC47M10X2's configuration registers.
-//
-static void pnp_enter_conf_state(device_t dev)
+/*
+ * Function: pnp_enter_conf_state
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Enable access to the LPC47M10X2's configuration registers.
+ */
+static void pnp_enter_conf_state(device_t dev)
{
outb(0x55, dev->path.pnp.port);
}
-//----------------------------------------------------------------------------------
-// Function: pnp_exit_conf_state
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Disable access to the LPC47M10X2's configuration registers.
-//
-static void pnp_exit_conf_state(device_t dev)
+/*
+ * Function: pnp_exit_conf_state
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Disable access to the LPC47M10X2's configuration registers.
+ */
+static void pnp_exit_conf_state(device_t dev)
{
- outb(0xaa, dev->path.pnp.port);
+ outb(0xaa, dev->path.pnp.port);
}
#if 0
-//----------------------------------------------------------------------------------
-// Function: dump_pnp_device
-// Parameters: dev - pointer to structure describing a Super I/O device
-// Return Value: None
-// Description: Print the values of all of the LPC47M10X2's configuration registers.
-// NOTE: The LPC47M10X2 must be in configuration mode when this
-// function is called.
-//
+/*
+ * Function: dump_pnp_device
+ * Parameters: dev - pointer to structure describing a Super I/O device
+ * Return Value: None
+ * Description: Print the values of all of the LPC47M10X2's configuration registers.
+ * NOTE: The LPC47M10X2 must be in configuration mode when this
+ * function is called.
+ */
static void dump_pnp_device(device_t dev)
{
- int register_index;
- print_debug("\r\n");
+ int register_index;
+ print_debug("\r\n");
- for(register_index = 0; register_index <= LPC47M10X2_MAX_CONFIG_REGISTER; register_index++) {
- uint8_t register_value;
+ for(register_index = 0; register_index <= LPC47M10X2_MAX_CONFIG_REGISTER; register_index++) {
+ uint8_t register_value;
- if ((register_index & 0x0f) == 0) {
- print_debug_hex8(register_index);
- print_debug_char(':');
- }
+ if ((register_index & 0x0f) == 0) {
+ print_debug_hex8(register_index);
+ print_debug_char(':');
+ }
- // Skip over 'register' that would cause exit from configuration mode
- if (register_index == 0xaa)
+ /* Skip over 'register' that would cause exit from configuration mode */
+ if (register_index == 0xaa)
register_value = 0xaa;
else
- register_value = pnp_read_config(dev, register_index);
-
- print_debug_char(' ');
- print_debug_hex8(register_value);
- if ((register_index & 0x0f) == 0x0f) {
- print_debug("\r\n");
- }
- }
+ register_value = pnp_read_config(dev, register_index);
+
+ print_debug_char(' ');
+ print_debug_hex8(register_value);
+ if ((register_index & 0x0f) == 0x0f) {
+ print_debug("\r\n");
+ }
+ }
print_debug("\r\n");
}
projects / coreboot.git / blobdiff