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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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v_02_07
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2n07065b
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1991-06-02
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#include <stdlib.h>
#include <stdio.h>
#include <conio.h>
#include "esp.h"
#include "esp.fu"
#define OK 1
#define FAIL 0
#define bool short
int main();
short ESP_InfoReport();
void DisplayAttributes();
struct attr_list {
short attr_val; /* Bitmask value for "AND" comparison */
char *attr_false; /* Display this string if masked false */
char *attr_true; /* Display this string if masked true */
} AttrList;
struct attr_list test_attrs[] = {
{ ESP_TEST_RAM_FAIL,
"RAM test OK", "RAM test FAILED" },
{ ESP_TEST_ROM_FAIL,
"ROM test OK", "ROM checksum FAILED" },
{ ESP_TEST_8K_ROM,
"ROM size is 4K", "ROM size is 8K" },
{ ESP_TEST_MCA_BUS,
"AT ISA-compatible bus", "PS/2 MCA-compatible bus" },
{ ESP_TEST_2_PORT,
"Single-port ESP interface (phantom product)",
"Dual-port ESP interface" }
};
struct attr_list mode_attrs[] = {
{ ESP_MODE_ENHANCED,
"Compatibility Mode enabled", "Enhanced Mode enabled" },
{ ESP_MODE_COMP_UART_FIFO,
"Compatibility Mode UART FIFO disabled",
"Compatibility Mode UART FIFO enabled" },
{ ESP_MODE_COMP_RTS_FLOW,
"Compatibility Mode RTS flow control disabled",
"Compatibility Mode RTS flow control enabled" },
{ ESP_MODE_COMP_DTR_FLOW,
"Compatibility Mode DTR flow control disabled",
"Compatibility Mode DTR flow control enabled" },
{ ESP_MODE_ENH_RX_DMA,
"Enhanced Mode RX is Programmed I/O Mode",
"Enhanced Mode RX is Direct Memory Access Mode" },
{ ESP_MODE_ENH_TX_DMA,
"Enhanced Mode TX is Programmed I/O Mode",
"Enhanced Mode TX is Direct Memory Access Mode" }
};
#define NUM_TEST_ATTRS (sizeof(test_attrs) / sizeof(AttrList))
#define NUM_MODE_ATTRS (sizeof(mode_attrs) / sizeof(AttrList))
extern short esp_uart_addr[], esp_irq[];
main(argc,argv)
int argc;
char **argv;
{
return ESP_InfoReport();
}
short ESP_InfoReport()
{
ESP_Handle esp1, esp2;
short rom_rev;
short test_results;
short dips;
short def_mode;
short cur_mode;
if (!ESP_InitHandle(&esp1, 1, 1))
return FAIL;
if (!ESP_InitHandle(&esp2, 1, 2))
return FAIL;
ESP_Reset(&esp1);
ESP_GetSelfTestResults(&esp1, &rom_rev, &test_results);
if (rom_rev > 0x0F || test_results > 0x20) {
printf("ESP port address incorrect or no ESP found!\n");
return FAIL;
}
printf("ESP Information report\n\n");
printf("Firmware revision %d.00.\n", rom_rev);
DisplayAttributes(test_attrs,NUM_TEST_ATTRS,test_results);
if (!(dips=ESP_GetNormalModeAddrSwitch(&esp1))) {
printf("No additional info for MCA-bus card\n");
return OK;
}
printf("\nDIP switch settings indicate\n");
printf("Port 1: UART address is %XH, IRQ level %d\n",
esp_uart_addr[dips & 0x07], esp_irq[dips & 0x07]);
dips >>= 4;
printf("Port 2: UART address is %XH, IRQ level %d\n",
esp_uart_addr[dips & 0x07], esp_irq[dips & 0x07]);
ESP_GetMode(&esp1, &def_mode, &cur_mode);
printf("\nPort 1 Current Mode Attributes:\n");
DisplayAttributes(mode_attrs, NUM_MODE_ATTRS, cur_mode);
ESP_GetMode(&esp2, &def_mode, &cur_mode);
printf("\nPort 2 Current Mode Attributes:\n");
DisplayAttributes(mode_attrs, NUM_MODE_ATTRS, cur_mode);
printf("\nPort 1 Bytes waiting to be read from RX Buffer: %d\n",
ESP_GetRXBytesAvail(&esp1));
printf("Port 1 Bytes available to be written in TX Buffer: %d\n",
ESP_GetTXSpaceAvail(&esp1));
printf("\nPort 2 Bytes waiting to be read from RX Buffer: %d\n",
ESP_GetRXBytesAvail(&esp2));
printf("Port 2 Bytes available to be written in TX Buffer: %d\n",
ESP_GetTXSpaceAvail(&esp2));
return OK;
}
void DisplayAttributes(attr_ptr, attr_count, source_info)
struct attr_list *attr_ptr;
short attr_count;
short source_info;
{
int i;
char *use_str;
for (i=0; i<attr_count; i++)
{
if (attr_ptr[i].attr_val & source_info)
use_str = attr_ptr[i].attr_true;
else
use_str = attr_ptr[i].attr_false;
printf("\t%s.\n",use_str);
}
}