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-rw-r--r--src/superio/smsc/lpc47n217/lpc47n217_early_serial.c70
-rw-r--r--src/superio/smsc/lpc47n217/superio.c91
2 files changed, 62 insertions, 99 deletions
diff --git a/src/superio/smsc/lpc47n217/lpc47n217_early_serial.c b/src/superio/smsc/lpc47n217/lpc47n217_early_serial.c
index 2b0c634bcf..34f2c4512b 100644
--- a/src/superio/smsc/lpc47n217/lpc47n217_early_serial.c
+++ b/src/superio/smsc/lpc47n217/lpc47n217_early_serial.c
@@ -24,38 +24,25 @@
#include <assert.h>
#include "lpc47n217.h"
-/*
- * Function: pnp_enter_conf_state
- * Parameters: dev - high 8 bits = Super I/O port
- * Return Value: None
- * Description: Enable access to the LPC47N217's configuration registers.
- */
+/** Enable access to the LPC47N217's configuration registers. */
static inline void pnp_enter_conf_state(device_t dev)
{
unsigned port = dev>>8;
outb(0x55, port);
}
-/*
- * Function: pnp_exit_conf_state
- * Parameters: dev - high 8 bits = Super I/O port
- * Return Value: None
- * Description: Disable access to the LPC47N217's configuration registers.
- */
+/** Disable access to the LPC47N217's configuration registers. */
static void pnp_exit_conf_state(device_t dev)
{
unsigned port = dev>>8;
outb(0xaa, port);
}
-/*
- * Function: lpc47n217_pnp_set_iobase
- * Parameters: dev - high 8 bits = Super I/O port,
- * low 8 bits = logical device number (per lpc47n217.h)
- * iobase - base I/O port for the logical device
- * Return Value:None
- * Description: Program the base I/O port for the specified logical device.
+/**
+ * Program the base I/O port for the specified logical device.
*
+ * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number.
+ * @param iobase Base I/O port for the logical device.
*/
void lpc47n217_pnp_set_iobase(device_t dev, unsigned iobase)
{
@@ -80,19 +67,17 @@ void lpc47n217_pnp_set_iobase(device_t dev, unsigned iobase)
}
}
-/*
- * Function: lpc47n217_pnp_set_enable
- * Parameters: dev - high 8 bits = Super I/O port,
- * low 8 bits = logical device number (per lpc47n217.h)
- * enable - 0 to disable, anythig else to enable
- * Return Value:None
- * Description: Enable or disable the specified logical device.
- * Technically, a full disable requires setting the device's base
- * I/O port below 0x100. We don't do that here, because we don't
- * have access to a data structure that specifies what the 'real'
- * base port is (when asked to enable the device). Also the function
- * is used only to disable the device while its true base port is
- * programmed (see lpc47n217_enable_serial() below).
+/**
+ * Enable or disable the specified logical device.
+ *
+ * Technically, a full disable requires setting the device's base I/O port
+ * below 0x100. We don't do that here, because we don't have access to a data
+ * structure that specifies what the 'real' base port is (when asked to enable
+ * the device). Also the function is used only to disable the device while its
+ * true base port is programmed (see lpc47n217_enable_serial() below).
+ *
+ * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number.
+ * @param enable 0 to disable, anythig else to enable.
*/
void lpc47n217_pnp_set_enable(device_t dev, int enable)
{
@@ -130,20 +115,19 @@ void lpc47n217_pnp_set_enable(device_t dev, int enable)
pnp_write_config(dev, power_register, new_power);
}
-/*
- * Function: lpc47n217_enable_serial
- * Parameters: dev - high 8 bits = Super I/O port,
- * low 8 bits = logical device number (per lpc47n217.h)
- * iobase - processor I/O port address to assign to this serial device
- * Return Value:bool
- * Description: Configure the base I/O port of the specified serial device
- * and enable the serial device.
+/**
+ * Configure the base I/O port of the specified serial device and enable the
+ * serial device.
+ *
+ * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number.
+ * @param iobase Processor I/O port address to assign to this serial device.
*/
static void lpc47n217_enable_serial(device_t dev, unsigned iobase)
{
- /* NOTE: Cannot use pnp_set_XXX() here because they assume chip
- * support for logical devices, which the LPC47N217 doesn't have*/
-
+ /*
+ * NOTE: Cannot use pnp_set_XXX() here because they assume chip
+ * support for logical devices, which the LPC47N217 doesn't have.
+ */
pnp_enter_conf_state(dev);
lpc47n217_pnp_set_enable(dev, 0);
lpc47n217_pnp_set_iobase(dev, iobase);
diff --git a/src/superio/smsc/lpc47n217/superio.c b/src/superio/smsc/lpc47n217/superio.c
index 085331eaa7..95277cd42c 100644
--- a/src/superio/smsc/lpc47n217/superio.c
+++ b/src/superio/smsc/lpc47n217/superio.c
@@ -72,30 +72,23 @@ static struct pnp_info pnp_dev_info[] = {
{ &ops, LPC47N217_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }
};
-/**********************************************************************************/
-/* 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).
+/**
+ * Create device structures and allocate resources to devices specified in the
+ * pnp_dev_info array (above).
+ *
+ * @param dev Pointer to structure describing a Super I/O device.
*/
static void enable_dev(device_t dev)
{
- pnp_enable_devices(dev, &pnp_ops,
- ARRAY_SIZE(pnp_dev_info),
+ pnp_enable_devices(dev, &pnp_ops, ARRAY_SIZE(pnp_dev_info),
pnp_dev_info);
}
-/*
- * Function: lpc47n217_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 allocate for it.
+/**
+ * Configure the specified Super I/O device with the resources (I/O space,
+ * etc.) that have been allocate for it.
+ *
+ * @param dev Pointer to structure describing a Super I/O device.
*/
static void lpc47n217_pnp_set_resources(device_t dev)
{
@@ -118,8 +111,9 @@ static void lpc47n217_pnp_enable_resources(device_t dev)
{
pnp_enter_conf_state(dev);
- /* NOTE: Cannot use pnp_enable_resources() here because it assumes chip
- * support for logical devices, which the LPC47N217 doesn't have
+ /*
+ * NOTE: Cannot use pnp_enable_resources() here because it assumes chip
+ * support for logical devices, which the LPC47N217 doesn't have.
*/
lpc47n217_pnp_set_enable(dev, 1);
@@ -130,10 +124,10 @@ static void lpc47n217_pnp_enable(device_t dev)
{
pnp_enter_conf_state(dev);
- /* NOTE: Cannot use pnp_set_enable() here because it assumes chip
- * support for logical devices, which the LPC47N217 doesn't have
+ /*
+ * NOTE: Cannot use pnp_set_enable() here because it assumes chip
+ * support for logical devices, which the LPC47N217 doesn't have.
*/
-
if(dev->enabled) {
lpc47n217_pnp_set_enable(dev, 1);
}
@@ -144,13 +138,13 @@ static void lpc47n217_pnp_enable(device_t dev)
pnp_exit_conf_state(dev);
}
-/*
- * Function: lpc47n217_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 are ignored.
- * For COM ports, we configure the baud rate.
+/**
+ * Initialize the specified Super I/O device.
+ *
+ * Devices other than COM ports are ignored. For COM ports, we configure the
+ * baud rate.
+ *
+ * @param dev Pointer to structure describing a Super I/O device.
*/
static void lpc47n217_init(device_t dev)
{
@@ -173,10 +167,6 @@ static void lpc47n217_init(device_t dev)
}
}
-/**********************************************************************************/
-/* PRIVATE FUNCTIONS */
-/**********************************************************************************/
-
static void lpc47n217_pnp_set_resource(device_t dev, struct resource *resource)
{
if (!(resource->flags & IORESOURCE_ASSIGNED)) {
@@ -186,10 +176,10 @@ static void lpc47n217_pnp_set_resource(device_t dev, struct resource *resource)
}
/* Now store the resource */
- /* NOTE: Cannot use pnp_set_XXX() here because they assume chip
- * support for logical devices, which the LPC47N217 doesn't have
+ /*
+ * NOTE: Cannot use pnp_set_XXX() here because they assume chip
+ * support for logical devices, which the LPC47N217 doesn't have.
*/
-
if (resource->flags & IORESOURCE_IO) {
lpc47n217_pnp_set_iobase(dev, resource->base);
}
@@ -327,36 +317,25 @@ static void lpc47n217_pnp_set_enable(device_t dev, int enable)
pnp_write_config(dev, power_register, new_power);
}
-/*
- * Function: pnp_enter_conf_state
- * Parameters: dev - pointer to structure describing a Super I/O device
- * Return Value: None
- * Description: Enable access to the LPC47N217's configuration registers.
- */
+/** Enable access to the LPC47N217'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 LPC47N217's configuration registers.
- */
+/** Disable access to the LPC47N217's configuration registers. */
static void pnp_exit_conf_state(device_t dev)
{
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 LPC47N217's configuration registers.
- * NOTE: The LPC47N217 must be in configuration mode when this
- * function is called.
+/**
+ * Print the values of all of the LPC47N217's configuration registers.
+ *
+ * NOTE: The LPC47N217 must be in config mode when this function is called.
+ *
+ * @param dev Pointer to structure describing a Super I/O device.
*/
static void dump_pnp_device(device_t dev)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 16:30:59 +0000