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Rename ioreq to syscall

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This commit is contained in:
Toby Jaffey 2025-12-08 12:26:47 +00:00
parent b79a107a3d
commit 61fe0e8647
20 changed files with 187 additions and 190 deletions
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22
host-arduino/host-arduino.ino
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@ -3,7 +3,7 @@
#include "common/uvm32_common_custom.h"
// Precompiled binary program to print integers
// This code expects to print via syscall 0x13C (IOREQ_PRINTD in common/uvm32_common_custom.h)
// This code expects to print via syscall 0x13C (UVM32_SYSCALL_PRINTD in common/uvm32_common_custom.h)
uint8_t rom[] = {
0x23, 0x26, 0x11, 0x00, 0xef, 0x00, 0xc0, 0x00, 0x93, 0x08, 0x80, 0x13,
0x73, 0x00, 0x00, 0x00, 0x37, 0xf5, 0xff, 0xff, 0xb7, 0x15, 0x00, 0x00,
@ -34,11 +34,11 @@ typedef enum {
F_PRINTC,
} f_code_t;
// Map VM ioreq IOREQ_PRINTD (0x13C) to F_PRINTD, tell VM to expect write of a U32
// Map VM syscall UVM32_SYSCALL_PRINTD (0x13C) to F_PRINTD, tell VM to expect write of a U32
const uvm32_mapping_t env[] = {
{ IOREQ_PRINTD, F_PRINTD, IOREQ_TYP_U32_WR },
{ IOREQ_PRINTC, F_PRINTC, IOREQ_TYP_U32_WR },
{ IOREQ_PRINTLN, F_PRINTLN, IOREQ_TYP_BUF_TERMINATED_WR },
{ UVM32_SYSCALL_PRINTD, F_PRINTD, UVM32_SYSCALL_TYP_U32_WR },
{ UVM32_SYSCALL_PRINTC, F_PRINTC, UVM32_SYSCALL_TYP_U32_WR },
{ UVM32_SYSCALL_PRINTLN, F_PRINTLN, UVM32_SYSCALL_TYP_BUF_TERMINATED_WR },
};
uvm32_state_t vmst;
@ -68,17 +68,17 @@ void loop(void) {
case UVM32_EVT_END:
isrunning = false;
break;
case UVM32_EVT_IOREQ: // vm has paused to handle IOREQ
switch((f_code_t)evt.data.ioreq.code) {
case UVM32_EVT_UVM32_SYSCALL: // vm has paused to handle UVM32_SYSCALL
switch((f_code_t)evt.data.syscall.code) {
case F_PRINTD:
Serial.println(evt.data.ioreq.val.u32);
Serial.println(evt.data.syscall.val.u32);
break;
case F_PRINTC:
Serial.print((char)evt.data.ioreq.val.u32);
Serial.print((char)evt.data.syscall.val.u32);
break;
case F_PRINTLN:
for (int i=0;i<evt.data.ioreq.val.buf.len;i++) {
Serial.print((char)evt.data.ioreq.val.buf.ptr[i]);
for (int i=0;i<evt.data.syscall.val.buf.len;i++) {
Serial.print((char)evt.data.syscall.val.buf.ptr[i]);
}
Serial.println("");
break;