X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=dos_sbtest;a=blobdiff_plain;f=src%2Fdpmi.h;fp=src%2Fdpmi.h;h=5f068233e60bfff72c4e26e67ddfcbd63d85f581;hp=0000000000000000000000000000000000000000;hb=07c19444f4f2a55abf97d181ab62aeaa51033c62;hpb=01a545fde6dc446fe626382f8bba50b9b7c1a35b

diff --git a/src/dpmi.h b/src/dpmi.h
new file mode 100644
index 0000000..5f06823
--- /dev/null
+++ b/src/dpmi.h
@@ -0,0 +1,34 @@
+#ifndef DPMI_H_
+#define DPMI_H_
+
+#include "inttypes.h"
+
+struct dpmi_real_regs {
+	uint32_t edi, esi, ebp;
+	uint32_t reserved;
+	uint32_t ebx, edx, ecx, eax;
+	uint16_t flags;
+	uint16_t es, ds, fs, gs;
+	uint16_t ip, cs, sp, ss;
+};
+
+uint16_t dpmi_alloc(unsigned int par, uint16_t *sel);
+void dpmi_free(uint16_t sel);
+
+#pragma aux dpmi_alloc = \
+		"mov eax, 0x100" \
+		"int 0x31" \
+		"mov [edi], dx" \
+		value[ax] parm[ebx][edi];
+
+#pragma aux dpmi_free = \
+		"mov eax, 0x101" \
+		"int 0x31" \
+		parm[dx];
+
+void dpmi_real_int(int inum, struct dpmi_real_regs *regs);
+
+void *dpmi_mmap(uint32_t phys_addr, unsigned int size);
+void dpmi_munmap(void *addr);
+
+#endif	/* DPMI_H_ */