svn commit: r368052 - head/sys/dev/superio

[Poul-Henning Kamp]

Author: phk
Date: Thu Nov 26 07:34:20 2020
New Revision: 368052
URL: https://svnweb.freebsd.org/changeset/base/368052

Log:
  Add support for Fintek F81803 SuperIO chip
  
  Reviewed by:  avg

Modified:
  head/sys/dev/superio/superio.c
  head/sys/dev/superio/superio.h

Modified: head/sys/dev/superio/superio.c
==============================================================================
--- head/sys/dev/superio/superio.c      Thu Nov 26 07:31:30 2020        
(r368051)
+++ head/sys/dev/superio/superio.c      Thu Nov 26 07:34:20 2020        
(r368052)
@@ -233,9 +233,29 @@ static const struct sio_conf_methods nvt_conf_methods 
        .vendor = SUPERIO_VENDOR_NUVOTON
 };
 
+static void
+fintek_conf_enter(struct resource* res, uint16_t port)
+{
+       bus_write_1(res, 0, 0x87);
+       bus_write_1(res, 0, 0x87);
+}
+
+static void
+fintek_conf_exit(struct resource* res, uint16_t port)
+{
+       bus_write_1(res, 0, 0xaa);
+}
+
+static const struct sio_conf_methods fintek_conf_methods = {
+       .enter = fintek_conf_enter,
+       .exit = fintek_conf_exit,
+       .vendor = SUPERIO_VENDOR_FINTEK
+};
+
 static const struct sio_conf_methods * const methods_table[] = {
        &ite_conf_methods,
        &nvt_conf_methods,
+       &fintek_conf_methods,
        NULL
 };
 
@@ -261,6 +281,11 @@ const struct sio_device nct5104_devices[] = {
        { .type = SUPERIO_DEV_NONE },
 };
 
+const struct sio_device fintek_devices[] = {
+       { .ldn = 7, .type = SUPERIO_DEV_WDT },
+       { .type = SUPERIO_DEV_NONE },
+};
+
 static const struct {
        superio_vendor_t        vendor;
        uint16_t                devid;
@@ -410,6 +435,11 @@ static const struct {
                .descr = "Nuvoton NCT6795",
                .devices = nvt_devices,
        },
+       {
+               .vendor = SUPERIO_VENDOR_FINTEK, .devid = 0x1210, .mask = 0xff,
+               .descr = "Fintek F81803",
+               .devices = fintek_devices,
+       },
        { 0, 0 }
 };
 
@@ -472,6 +502,10 @@ superio_detect(device_t dev, bool claim, struct siosc 
                        devid = sio_readw(res, 0x20);
                        revid = sio_read(res, 0x22);
                } else if (methods_table[m]->vendor == SUPERIO_VENDOR_NUVOTON) {
+                       devid = sio_read(res, 0x20);
+                       revid = sio_read(res, 0x21);
+                       devid = (devid << 8) | revid;
+               } else if (methods_table[m]->vendor == SUPERIO_VENDOR_FINTEK) {
                        devid = sio_read(res, 0x20);
                        revid = sio_read(res, 0x21);
                        devid = (devid << 8) | revid;

Modified: head/sys/dev/superio/superio.h
==============================================================================
--- head/sys/dev/superio/superio.h      Thu Nov 26 07:31:30 2020        
(r368051)
+++ head/sys/dev/superio/superio.h      Thu Nov 26 07:34:20 2020        
(r368052)
@@ -34,6 +34,7 @@ typedef enum superio_vendor {
        SUPERIO_VENDOR_NONE,
        SUPERIO_VENDOR_ITE,
        SUPERIO_VENDOR_NUVOTON,
+       SUPERIO_VENDOR_FINTEK,
        SUPERIO_VENDOR_MAX
 } superio_vendor_t;
 
@@ -58,7 +59,7 @@ device_t superio_find_dev(device_t superio, superio_de
     int ldn);
 
 enum superio_ivars {
-       SUPERIO_IVAR_LDN =      10600,
+       SUPERIO_IVAR_LDN =      10600,
        SUPERIO_IVAR_TYPE,
        SUPERIO_IVAR_IOBASE,
        SUPERIO_IVAR_IOBASE2,
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