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All the required fixes - the Dell OptiPlex Gn+ now works correctly.

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This commit is contained in:
OBattler
2025-05-21 20:49:54 +02:00
parent 4e3c01c41a
commit 455622492b
19 changed files with 1310 additions and 672 deletions
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54
src/device/postcard.c
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@@ -30,11 +30,13 @@
#include "cpu.h"
uint8_t postcard_codes[POSTCARDS_NUM];
char postcard_diags[5] = { 0 };
static uint16_t postcard_port;
static uint8_t postcard_written[POSTCARDS_NUM];
static uint8_t postcard_ports_num = 1;
static uint8_t postcard_prev_codes[POSTCARDS_NUM];
static char postcard_prev_diags[5] = { 0 };
#define UISTR_LEN 32
static char postcard_str[UISTR_LEN]; /* UI output string */
@@ -97,6 +99,22 @@ postcard_setui(void)
ps[1][0], ps[1][1], ps[1][2], ps[1][3]);
break;
}
} else if (strstr(machines[machine].name, " Dell ")) {
char dell_diags[10] = { 0 };
if (!postcard_written[1])
snprintf(dell_diags, sizeof(dell_diags), "---- ----");
else if (postcard_written[1] == 1)
snprintf(dell_diags, sizeof(dell_diags), "%s ----", postcard_diags);
else
snprintf(dell_diags, sizeof(dell_diags), "%s %s", postcard_diags, postcard_prev_diags);
if (!postcard_written[0])
snprintf(postcard_str, sizeof(postcard_str), "POST: -- -- %s", dell_diags);
else if (postcard_written[0] == 1)
snprintf(postcard_str, sizeof(postcard_str), "POST: %02X -- %s", postcard_codes[0], dell_diags);
else
snprintf(postcard_str, sizeof(postcard_str), "POST: %02X %02X %s", postcard_codes[0], postcard_prev_codes[0], dell_diags);
} else {
if (!postcard_written[0])
snprintf(postcard_str, sizeof(postcard_str), "POST: -- --");
@@ -122,6 +140,9 @@ postcard_reset(void)
memset(postcard_codes, 0x00, POSTCARDS_NUM * sizeof(uint8_t));
memset(postcard_prev_codes, 0x00, POSTCARDS_NUM * sizeof(uint8_t));
memset(postcard_diags, 0x00, 5 * sizeof(char));
memset(postcard_prev_diags, 0x00, 5 * sizeof(char));
postcard_setui();
}
@@ -140,6 +161,35 @@ postcard_write(uint16_t port, uint8_t val, UNUSED(void *priv))
postcard_setui();
}
static int
postcard_cmp_diags(uint32_t val)
{
int ret = 0;
char *pv = (char *) &val;
for (int i = 0; i < 4; i++)
ret = ret || (pv[i] != postcard_diags[3 - i]);
return ret;
}
static void
postcard_writel(uint16_t port, uint32_t val, UNUSED(void *priv))
{
char *pv = (char *) &val;
if (postcard_written[1] && !postcard_cmp_diags(val))
return;
*(uint32_t *) postcard_prev_diags = *(uint32_t *) postcard_diags;
for (int i = 0; i < 4; i++)
postcard_diags[i] = pv[3 - i];
if (postcard_written[1] < 2)
postcard_written[1]++;
postcard_setui();
}
static void *
postcard_init(UNUSED(const device_t *info))
{
@@ -173,6 +223,10 @@ postcard_init(UNUSED(const device_t *info))
io_sethandler(postcard_port, postcard_ports_num,
NULL, NULL, NULL, postcard_write, NULL, NULL, NULL);
if (strstr(machines[machine].name, " Dell "))
io_sethandler(0x00e0, 0x0001,
NULL, NULL, NULL, NULL, NULL, postcard_writel, NULL);
return postcard_write;
}