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Rework host/target interface to use ecall and proper syscalls instead of CSRs

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This commit is contained in:
Toby Jaffey 2025-12-08 02:44:38 +00:00
parent a305fce466
commit 751f068486
26 changed files with 360 additions and 364 deletions
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16
host/host.c
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@ -22,15 +22,15 @@ typedef enum {
F_GETC,
} f_code_t;
// Map exposed ioreqs to CSRs
// Map exposed ioreqs to syscalls
const uvm32_mapping_t env[] = {
{ .csr = IOREQ_PRINTLN, .typ = IOREQ_TYP_BUF_TERMINATED_WR, .code = F_PRINTLN },
{ .csr = IOREQ_PRINT, .typ = IOREQ_TYP_BUF_TERMINATED_WR, .code = F_PRINT },
{ .csr = IOREQ_PRINTD, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTD },
{ .csr = IOREQ_PRINTX, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTX },
{ .csr = IOREQ_PRINTC, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTC },
{ .csr = IOREQ_MILLIS, .typ = IOREQ_TYP_U32_RD, .code = F_MILLIS },
{ .csr = IOREQ_GETC, .typ = IOREQ_TYP_U32_RD, .code = F_GETC },
{ .syscall = IOREQ_PRINTLN, .typ = IOREQ_TYP_BUF_TERMINATED_WR, .code = F_PRINTLN },
{ .syscall = IOREQ_PRINT, .typ = IOREQ_TYP_BUF_TERMINATED_WR, .code = F_PRINT },
{ .syscall = IOREQ_PRINTD, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTD },
{ .syscall = IOREQ_PRINTX, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTX },
{ .syscall = IOREQ_PRINTC, .typ = IOREQ_TYP_U32_WR, .code = F_PRINTC },
{ .syscall = IOREQ_MILLIS, .typ = IOREQ_TYP_U32_RD, .code = F_MILLIS },
{ .syscall = IOREQ_GETC, .typ = IOREQ_TYP_U32_RD, .code = F_GETC },
};
void disableRawMode(void) {