static void ansicon_write_char(int x, int y, uint8_t ch,
const struct term_state *st)
{
uint8_t attribute = ansicon_attribute(st);
ansicon_set_cursor(x, y, false);
firmware->o_ops->write_char(ch, attribute);
}
/* Erase a region of the screen */
static void ansicon_erase(const struct term_state *st,
int x0, int y0, int x1, int y1)
{
uint8_t attribute = ansicon_attribute(st);
if (firmware->o_ops->erase)
firmware->o_ops->erase(x0, y0, x1, y1, attribute);
}
static void ansicon_scroll_up(const struct term_state *st)
{
uint8_t rows, cols, attribute;
cols = ti.cols - 1;
rows = ti.rows - 1;
attribute = ansicon_attribute(st);
firmware->o_ops->scroll_up(cols, rows, attribute);
}
static void ansicon_scroll_up(const struct term_state *st)
{
static com32sys_t ireg;
ireg.eax.w[0] = 0x0601;
ireg.ebx.b[1] = ansicon_attribute(st);
ireg.ecx.w[0] = 0;
ireg.edx.b[1] = ti.rows-1;
ireg.edx.b[0] = ti.cols-1;
__intcall(0x10, &ireg, NULL); /* Scroll */
}
/* Erase a region of the screen */
static void ansicon_erase(const struct term_state *st,
int x0, int y0, int x1, int y1)
{
static com32sys_t ireg;
ireg.eax.w[0] = 0x0600; /* Clear window */
ireg.ebx.b[1] = ansicon_attribute(st);
ireg.ecx.b[0] = x0;
ireg.ecx.b[1] = y0;
ireg.edx.b[0] = x1;
ireg.edx.b[1] = y1;
__intcall(0x10, &ireg, NULL);
}
static void ansicon_write_char(int x, int y, uint8_t ch,
const struct term_state *st)
{
static com32sys_t ireg;
ansicon_set_cursor(x, y, 0);
ireg.eax.b[1] = 0x09;
ireg.eax.b[0] = ch;
ireg.ebx.b[1] = BIOS_PAGE;
ireg.ebx.b[0] = ansicon_attribute(st);
ireg.ecx.w[0] = 1;
__intcall(0x10, &ireg, NULL);
}