#include "cpu8051.h"
#include "regwin.h"
-static GtkWidget *regclist;
+static GtkWidget *reglist;
-GtkWidget *
-regwin_init(int width, int height)
+#define DATA_ROWS 24
+
+enum
+{
+ COL_NAME = 0,
+ COL_VAL,
+ N_COLUMNS,
+};
+
+#define HEX_DIGITS_2 2
+#define HEX_DIGITS_4 4
+
+struct regwin_read_t {
+ char *name; /* Register name */
+ int w; /* Number of hex digits to display */
+ unsigned int (*read_func)(int addr); /* Function pointer to read value */
+ int param; /* Optional parameter to pass to read function. */
+};
+
+/* Generic read function */
+static unsigned int
+regwin_read_8(int addr)
+{
+ return cpu8051_ReadD(addr);
+}
+
+/* Specific read functions for special registers. */
+
+static unsigned int
+regwin_read_pc(int dummy)
+{
+ return cpu8051.pc;
+}
+
+static unsigned int
+regwin_read_dptr(int dummy)
+{
+ return (cpu8051_ReadD(_DPTRHIGH_) << 8) +
+ cpu8051_ReadD(_DPTRLOW_);
+}
+
+static unsigned int
+regwin_read_bank(int dummy)
+{
+ return cpu8051_ReadD(_PSW_) & 0x18;
+}
+
+/* Read R0 - R7 in current bank. */
+static unsigned int
+regwin_read_rx(int addr)
{
- int i;
- GtkWidget *fixed_frame;
- PangoFontDescription *pango_font;
- char *regdummy[] = { 0 };
+ int rbank = regwin_read_bank(0); /* dummy */
- fixed_frame = gtk_frame_new(0);
- gtk_frame_set_shadow_type(GTK_FRAME(fixed_frame),
- GTK_SHADOW_ETCHED_OUT);
- gtk_widget_set_usize(GTK_WIDGET(fixed_frame), width, height);
+ return cpu8051_ReadD(addr + rbank);
+}
- regclist = gtk_clist_new(1);
- gtk_clist_set_selection_mode(GTK_CLIST(regclist), GTK_SELECTION_SINGLE);
- gtk_widget_set_usize(GTK_WIDGET(regclist), width, height);
- gtk_clist_set_column_justification(GTK_CLIST(regclist), 0,
- GTK_JUSTIFY_LEFT);
- gtk_clist_set_column_width(GTK_CLIST(regclist), 0, width);
+/* This array defines how to read value for each register. */
+static struct regwin_read_t regwin_read[DATA_ROWS] = {
+ {
+ "PC",
+ HEX_DIGITS_4,
+ regwin_read_pc,
+ 0, /* Dummy */
+ },
+ {
+ "SP",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _SP_,
+ },
+ {
+ "A",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _ACC_,
+ },
+ {
+ "B",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _B_,
+ },
+ {
+ "DPTR",
+ HEX_DIGITS_4,
+ regwin_read_dptr,
+ 0, /* Dummy */
+ },
+ {
+ "PSW",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _PSW_,
+ },
+ {
+ "P0",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P0_,
+ },
+ {
+ "P1",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P1_,
+ },
+ {
+ "P2",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P2_,
+ },
+ {
+ "P3",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _P3_,
+ },
+ {
+ "TCON",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _TCON_,
+ },
+ {
+ "TMOD",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _TMOD_,
+ },
+ {
+ "SCON",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _SCON_,
+ },
+ {
+ "IE",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _IE_,
+ },
+ {
+ "IP",
+ HEX_DIGITS_2,
+ regwin_read_8,
+ _IP_,
+ },
+ {
+ "BANK",
+ HEX_DIGITS_2,
+ regwin_read_bank,
+ 0, /* Dummy */
+ },
+ /* R0-R7 Registers in current Bank */
+ {
+ "R0",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R0_,
+ },
+ {
+ "R1",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R1_,
+ },
+ {
+ "R2",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R2_,
+ },
+ {
+ "R3",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R3_,
+ },
+ {
+ "R4",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R4_,
+ },
+ {
+ "R5",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R5_,
+ },
+ {
+ "R6",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R6_,
+ },
+ {
+ "R7",
+ HEX_DIGITS_2,
+ regwin_read_rx,
+ _R7_,
+ },
+};
+/* Creating a model */
+static GtkListStore *
+regwin_init_store(void)
+{
+ GtkTreeIter iter;
+ int rows;
+ int col;
+ GtkListStore *store;
+ GType col_types[N_COLUMNS];
- pango_font = pango_font_description_from_string(FIXED_FONT);
- gtk_widget_modify_font(regclist, pango_font);
+ for (col = 0; col < N_COLUMNS; col++) {
+ col_types[col] = G_TYPE_STRING;
+ }
- for (i = 0; i < 24; i++)
- gtk_clist_append(GTK_CLIST(regclist), regdummy);
+ store = gtk_list_store_newv(N_COLUMNS, col_types);
- gtk_container_add(GTK_CONTAINER(fixed_frame), regclist);
+ /* Initialize with rows of dummy data... */
+ for (rows = 0; rows < DATA_ROWS; rows++) {
+ /* Add new row. */
+ gtk_list_store_append(store, &iter);
+ }
- return fixed_frame;
+ return store;
}
+static void
+regwin_init_columns(void)
+{
+ GtkCellRenderer *renderer;
+ GtkTreeViewColumn *column;
+
+ /* Columns and cell renderers */
+ renderer = gtk_cell_renderer_text_new();
+
+ /* Add Register column */
+ column = gtk_tree_view_column_new_with_attributes(
+ "Name", renderer, "text", COL_NAME, NULL);
+ gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+ gtk_tree_view_append_column(GTK_TREE_VIEW(reglist), column);
+
+ /* Add Value column */
+ column = gtk_tree_view_column_new_with_attributes(
+ "Value", renderer, "text", COL_VAL, NULL);
+ gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+ gtk_tree_view_append_column(GTK_TREE_VIEW(reglist), column);
+}
+
+GtkWidget *
+regwin_init(void)
+{
+ GtkWidget *frame;
+ GtkWidget *scrollwin;
+ GtkListStore *store;
+
+ frame = gtk_frame_new("Registers");
+
+ scrollwin = gtk_scrolled_window_new(NULL, NULL);
+ gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrollwin),
+ GTK_SHADOW_ETCHED_OUT);
+
+ /* Automatically add scrollbars when necessary. */
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrollwin),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+
+ gtk_container_add(GTK_CONTAINER(frame), scrollwin);
+
+ /* Creating a model */
+ store = regwin_init_store();
+
+ /* Creating the view component */
+ reglist = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
+ gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(reglist), TRUE);
+ gtk_container_add(GTK_CONTAINER(scrollwin), reglist);
+
+ regwin_init_columns();
+
+ /*
+ * The tree view has acquired its own reference to the model, so we can
+ * drop ours. That way the model will be freed automatically when the
+ * tree view is destroyed.
+ */
+ g_object_unref(store);
+
+ return frame;
+}
/* Show registers. */
void
regwin_Show(void)
{
- char TextTmp[255];
- int row = 0;
- unsigned char PSW = cpu8051_ReadD(_PSW_);
- unsigned char Rbank;
-
- gtk_clist_freeze(GTK_CLIST(regclist));
-
- /* Main registers */
- sprintf(TextTmp , "PC = %.4X", cpu8051.pc);
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "SP = %.2X", cpu8051_ReadD(_SP_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "A = %.2X", cpu8051_ReadD(_ACC_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "B = %.2X", cpu8051_ReadD(_B_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "DPTR = %.4X", (cpu8051_ReadD(_DPTRHIGH_) << 8) +
- cpu8051_ReadD(_DPTRLOW_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
-
- /* Program Status Word */
- sprintf(TextTmp, "PSW = %.2X", PSW);
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
-
- /* Ports registers */
- sprintf(TextTmp , "P0 = %.2X", cpu8051_ReadD(_P0_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "P1 = %.2X", cpu8051_ReadD(_P1_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "P2 = %.2X", cpu8051_ReadD(_P2_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "P3 = %.2X", cpu8051_ReadD(_P3_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
-
- /* Misc Registers */
- sprintf(TextTmp , "TCON = %.2X", cpu8051_ReadD(_TCON_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "TMOD = %.2X", cpu8051_ReadD(_TMOD_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "SCON = %.2X", cpu8051_ReadD(_SCON_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "IE = %.2X", cpu8051_ReadD(_IE_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "IP = %.2X", cpu8051_ReadD(_IP_));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
+ int row;
+ GtkListStore *store;
- /* R0-R7 Registers in current Bank */
- Rbank = cpu8051_ReadD(_PSW_) & 0x18;
- sprintf(TextTmp , "Bank = %.2X", Rbank);
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R0 = %.2X", cpu8051_ReadD(_R0_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R1 = %.2X", cpu8051_ReadD(_R1_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R2 = %.2X", cpu8051_ReadD(_R2_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R3 = %.2X", cpu8051_ReadD(_R3_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R4 = %.2X", cpu8051_ReadD(_R4_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R5 = %.2X", cpu8051_ReadD(_R5_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R6 = %.2X", cpu8051_ReadD(_R6_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
- sprintf(TextTmp , "R7 = %.2X", cpu8051_ReadD(_R7_ + Rbank));
- gtk_clist_set_text(GTK_CLIST(regclist), row++, 0, TextTmp);
-
- gtk_clist_select_row(GTK_CLIST(regclist), 0, 0);
- gtk_clist_thaw(GTK_CLIST(regclist));
+ store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(reglist)));
+
+ for (row = 0; row < DATA_ROWS; row++) {
+ int valid;
+ GtkTreeIter iter;
+ int val;
+ char str[8];
+
+ if (row == 0) {
+ /* Get first row in list store */
+ valid = gtk_tree_model_get_iter_first(
+ GTK_TREE_MODEL(store), &iter);
+ } else {
+ /* Get next row in list store */
+ valid = gtk_tree_model_iter_next(
+ GTK_TREE_MODEL(store), &iter);
+ }
+
+ if (!valid) {
+ printf("Invalid iter...\n");
+ return;
+ }
+
+ /* Read register value using function pointer. */
+ val = regwin_read[row].read_func(regwin_read[row].param);
+
+ /* Convert to specified number of hex digits. */
+ if (regwin_read[row].w == 2)
+ sprintf(str , "%.2X", (u_int8_t) val);
+ else if (regwin_read[row].w == 4)
+ sprintf(str , "%.4X", (u_int16_t) val);
+
+ gtk_list_store_set(store, &iter,
+ COL_NAME, regwin_read[row].name,
+ COL_VAL, str,
+ -1);
+ }
}
projects / emu8051.git / blobdiff